# HG changeset patch # User Puneeth Chaganti # Date 1286739334 -19800 # Node ID e4774651a322d34dc1aa96a469d4350822c2ac9d # Parent 8c35d7977f04bb28153599e2a62a93f3cb5ed864# Parent 5a3c06e9b89a2cc4f3bc4e8a1530b336d3ffbb0c Merged heads. diff -r 5a3c06e9b89a -r e4774651a322 accessing-pieces-arrays/script.rst --- a/accessing-pieces-arrays/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/accessing-pieces-arrays/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -298,8 +298,7 @@ Following is an exercise that you must do. -%%5%% Pause the video here, and obtain the square in the center -of the image. +%%5%% Obtain the square in the center of the image. Following is an exercise that you must do. diff -r 5a3c06e9b89a -r e4774651a322 accessing-pieces-arrays/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/accessing-pieces-arrays/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,123 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Accessing parts of arrays +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - Manipulating one and multi dimensional arrays + - Access and change individual elements + - Access and change rows and columns + - Slicing and striding on arrays to access chunks + - Read images into arrays and manipulations +* Sample Arrays + #+begin_src python + In []: A = array([12, 23, 34, 45, 56]) + + In []: C = array([[11, 12, 13, 14, 15], + [21, 22, 23, 24, 25], + [31, 32, 33, 34, 35], + [41, 42, 43, 44, 45], + [51, 52, 53, 54, 55]]) + + #+end_src +* Question 1 + Change the last column of ~C~ to zeroes. +* Solution 1 + #+begin_src python + In []: C[:, -1] = 0 + #+end_src +* Question 2 + Change ~A~ to ~[11, 12, 13, 14, 15]~. +* Solution 2 + #+begin_src python + In []: A[:] = [11, 12, 13, 14, 15] + #+end_src +* squares.png + #+begin_latex + \begin{center} + \includegraphics[scale=0.6]{squares} + \end{center} + #+end_latex +* Question 3 + - obtain ~[22, 23]~ from ~C~. + - obtain ~[11, 21, 31, 41]~ from ~C~. + - obtain ~[21, 31, 41, 0]~. +* Solution 3 + #+begin_src python + In []: C[1, 1:3] + In []: C[0:4, 0] + In []: C[1:5, 0] + #+end_src +* Question 4 + Obtain ~[[23, 24], [33, -34]]~ from ~C~ +* Solution 4 + #+begin_src python + In []: C[1:3, 2:4] + #+end_src +* Question 5 + Obtain the square in the center of the image +* Solution 5 + #+begin_src python + In []: imshow(I[75:225, 75:225]) + #+end_src +* Question 6 + Obtain the following + #+begin_src python + [[12, 0], [42, 0]] + [[12, 13, 14], [0, 0, 0]] + #+end_src + +* Solution 6 + #+begin_src python + In []: C[::3, 1::3] + In []: C[::4, 1:4] + #+end_src +* Summary + You should now be able to -- + - Manipulate 1D \& Multi dimensional arrays + - Access and change individual elements + - Access and change rows and columns + - Slice and stride on arrays + - Read images into arrays and manipulate them. +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 accessing-pieces-arrays/slides.tex --- a/accessing-pieces-arrays/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/accessing-pieces-arrays/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,203 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 18:48 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Accessing parts of arrays} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Manipulating one and multi dimensional arrays +\item Access and change individual elements +\item Access and change rows and columns +\item Slicing and striding on arrays to access chunks +\item Read images into arrays and manipulations +\end{itemize} \end{frame} +\begin{frame}[fragile] +\frametitle{Sample Arrays} +\label{sec-2} +\lstset{language=Python} +\begin{lstlisting} +In []: A = array([12, 23, 34, 45, 56]) + +In []: C = array([[11, 12, 13, 14, 15], + [21, 22, 23, 24, 25], + [31, 32, 33, 34, 35], + [41, 42, 43, 44, 45], + [51, 52, 53, 54, 55]]) +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-3} + + Change the last column of \texttt{C} to zeroes. +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 1} +\label{sec-4} + +\lstset{language=Python} +\begin{lstlisting} +In []: C[:, -1] = 0 +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-5} + + Change \texttt{A} to \texttt{[11, 12, 13, 14, 15]}. \end{frame} +\begin{frame}[fragile] +\frametitle{Solution 2} +\label{sec-6} + +\lstset{language=Python} +\begin{lstlisting} +In []: A[:] = [11, 12, 13, 14, 15] +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{squares.png} +\label{sec-7} + + \begin{center} + \includegraphics[scale=0.6]{squares} + \end{center} +\end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-8} + +\begin{itemize} +\item obtain \texttt{[22, 23]} from \texttt{C}. +\item obtain \texttt{[11, 21, 31, 41]} from \texttt{C}. +\item obtain \texttt{[21, 31, 41, 0]}. +\end{itemize} +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 3} +\label{sec-9} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +In []: C[1, 1:3] +In []: C[0:4, 0] +In []: C[1:5, 0] +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 4} +\label{sec-10} + + Obtain \texttt{[[23, 24], [33, -34]]} from \texttt{C} +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 4} +\label{sec-11} +\lstset{language=Python} +\begin{lstlisting} +In []: C[1:3, 2:4] +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 5} +\label{sec-12} + + Obtain the square in the center of the image +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 5} +\label{sec-13} + +\lstset{language=Python} +\begin{lstlisting} +In []: imshow(I[75:225, 75:225]) +\end{lstlisting} +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Question 6} +\label{sec-14} + + Obtain the following +\lstset{language=Python} +\begin{lstlisting} +[[12, 0], [42, 0]] +[[12, 13, 14], [0, 0, 0]] +\end{lstlisting} +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 6} +\label{sec-15} + +\lstset{language=Python} +\begin{lstlisting} +In []: C[::3, 1::3] +In []: C[::4, 1:4] +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-16} + + You should now be able to -- +\begin{itemize} +\item Manipulate 1D \& Multi dimensional arrays + +\begin{itemize} +\item Access and change individual elements +\item Access and change rows and columns +\item Slice and stride on arrays +\end{itemize} + +\item Read images into arrays and manipulate them. +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-17} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 additional_ipython/script.rst --- a/additional_ipython/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/additional_ipython/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -6,6 +6,14 @@ C - D - +.. By the end of this tutorial you will be able to + +.. #. Retrieve your ipython history +.. #. View a part of the history +.. #. Save a part of your history to a file. +.. #. Run a script from within ipython + + .. Prerequisites .. ------------- @@ -81,8 +89,8 @@ {{{ Pause here and try out the following exercises }}} -%% 1 %% Read through the %hist documenatation and find out how can we list all - the commands between 5 and 10 +%% 1 %% Read through the documentation of %hist and find out how to + list all the commands between 5 and 10 {{{ continue from paused state }}} @@ -128,7 +136,7 @@ {{{ Pause here and try out the following exercises }}} -%% 2 %% change the label on y-axis to "y" and save the lines of code +%% 2 %% Change the label on y-axis to "y" and save the lines of code accordingly {{{ continue from paused state }}} @@ -210,5 +218,5 @@ This tutorial was created as a part of FOSSEE project, NME ICT, MHRD India Hope you have enjoyed and found it useful. -Thankyou +Thank you! diff -r 5a3c06e9b89a -r e4774651a322 additional_ipython/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/additional_ipython/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,90 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER:\usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Additional Features of =ipython= +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + + Retrieving ipython history + + Viewing a part of the history + + Saving (relevant) parts of the history to a file + + Running a script from within ipython +* Question 1 + Read through the documentation of ~%hist~ and find out how to list + all the commands between 5 and 10 +* Solution 1 + #+begin_src python + In []: %hist 5 10 + #+end_src +* Question 2 + Change the label on y-axis to "y" and save the lines of code + accordingly +* Solution 2 + #+begin_src python + In []: ylabel("y") + In []: %save /home/fossee/example_plot.py 1 3-6 10 + #+end_src +* Question 3 + Use =%hist= and =%save= and create a script that has show in it and + run it to produce and show the plot. + +* Solution 3 + #+begin_src python + In []: %hist 20 + + In []: %save /home/fossee/show_included.py 1 3-6 8 10 13 + In []: %run -i /home/fossee/show_included.py + #+end_src +* Question 4 + Run the script without using the -i option. Do you find any + difference? +* Solution 4 + We see that it raises ~NameError~ saying the name ~linspace~ is not + found. +* Summary + + Retreiving history using =%hist= command + + Vieweing only a part of history by passing an argument to %hist + + Saving the required lines of code in required order using %save + + Using %run -i command to run the saved script + +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 additional_ipython/slides.tex --- a/additional_ipython/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/additional_ipython/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,138 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 17:30 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Additional Features of \texttt{ipython}} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Retrieving ipython history +\item Viewing a part of the history +\item Saving (relevant) parts of the history to a file +\item Running a script from within ipython +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + Read through the documentation of \texttt{\%hist} and find out how to list + all the commands between 5 and 10 +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 1} +\label{sec-3} + +\lstset{language=Python} +\begin{lstlisting} +In []: %hist 5 10 +\end{lstlisting} \end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-4} + + Change the label on y-axis to ``y'' and save the lines of code + accordingly +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 2} +\label{sec-5} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +In []: ylabel("y") +In []: %save /home/fossee/example_plot.py 1 3-6 10 +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-6} + Use \texttt{\%hist} and \texttt{\%save} and create a script that has show in it and + run it to produce and show the plot. +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 3} +\label{sec-7} + +\lstset{language=Python} +\begin{lstlisting} +In []: %hist 20 + +In []: %save /home/fossee/show_included.py 1 3-6 8 10 13 +In []: %run -i /home/fossee/show_included.py +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 4} +\label{sec-8} + + Run the script without using the -i option. Do you find any + difference? \end{frame} +\begin{frame} +\frametitle{Solution 4} +\label{sec-9} + We see that it raises \texttt{NameError} saying the name \texttt{linspace} is not + found. +\end{frame} \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-10} + +\begin{itemize} +\item Retreiving history using \texttt{\%hist} command +\item Vieweing only a part of history by passing an argument to \%hist +\item Saving the required lines of code in required order using \%save +\item Using \%run -i command to run the saved script +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-11} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 advanced-features-functions/script.rst --- a/advanced-features-functions/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/advanced-features-functions/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -103,7 +103,7 @@ %%1%% Redefine the function ``welcome``, by interchanging it's arguments. Place the ``name`` argument with it's default value of -"Hello" before the ``greet`` argument. +"World" before the ``greet`` argument. Please, pause the video here. Do the exercise and then continue. @@ -142,7 +142,7 @@ welcome() - + Let us now learn what keyword arguments are. diff -r 5a3c06e9b89a -r e4774651a322 advanced-features-functions/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/advanced-features-functions/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,86 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Advanced features of functions +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - Assigning default values to arguments + - Calling functions using Keyword arguments + - functions in standard library +* Question 1 + Redefine the function ~welcome~, by interchanging it's + arguments. Place the ~name~ argument with it's default value of + "World" before the ~greet~ argument. +* Solution 1 + #+begin_src python + def welcome(name="World", greet): + print greet, name + #+end_src + We get an error that reads ~SyntaxError: non-default argument + follows default argument~. When defining a function all the + argument with default values should come at the end. + +* Question 2 + See the definition of linspace using ~?~ and observe how all the + arguments with default values are towards the end. +* Solution 2 + #+begin_src python + linspace? + #+end_src +* Question 3 + Redefine the function ~welcome~ with a default value of + "Hello" to the ~greet~ argument. Then, call the function without any + arguments. +* Solution 3 + #+begin_src python + def welcome(greet="Hello", name="World"): + print greet, name + + welcome() + #+end_src +* Summary + You should now be able to -- + + define functions with default arguments + + call functions using keyword arguments +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 advanced-features-functions/slides.tex --- a/advanced-features-functions/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/advanced-features-functions/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,125 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-11 Mon 00:34 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Advanced features of functions} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Assigning default values to arguments +\item Calling functions using Keyword arguments +\item functions in standard library +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + Redefine the function \texttt{welcome}, by interchanging it's + arguments. Place the \texttt{name} argument with it's default value of + ``World'' before the \texttt{greet} argument. +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 1} +\label{sec-3} + +\lstset{language=Python} +\begin{lstlisting} +def welcome(name="World", greet): + print greet, name +\end{lstlisting} + We get an error that reads \texttt{SyntaxError: non-default argument follows default argument}. When defining a function all the + argument with default values should come at the end. \end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-4} + + See the definition of linspace using \texttt{?} and observe how all the + arguments with default values are towards the end. +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 2} +\label{sec-5} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +linspace? +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-6} + Redefine the function \texttt{welcome} with a default value of + ``Hello'' to the \texttt{greet} argument. Then, call the function without any + arguments. +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 3} +\label{sec-7} + +\lstset{language=Python} +\begin{lstlisting} +def welcome(greet="Hello", name="World"): + print greet, name + +welcome() +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-8} + + You should now be able to -- +\begin{itemize} +\item define functions with default arguments +\item call functions using keyword arguments +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-9} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 embellishing_a_plot/script.rst --- a/embellishing_a_plot/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/embellishing_a_plot/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -6,6 +6,15 @@ C - D - +.. By the end of this tutorial you will be able to + +.. * Modify the attributes of the plot -- color, line style, linewidth +.. * Add a title to the plot with embedded LaTeX. +.. * Label x and y axes. +.. * Add annotations to the plot. +.. * Set and Get the limits of axes. + + .. Prerequisites .. ------------- @@ -174,6 +183,10 @@ .. #[Madhu: I did not understand the question] +:: + clf() + plot(x, cos(x), 'r--') + Now that we know how to produce a bare minimum plot with colour, style and thickness of our interest, we shall look at decorating the plot. @@ -184,8 +197,8 @@ {{{ Show the plot window and switch back to terminal }}} -We now have the plot in a colour and linewidth of our interest. As you can see, -the figure does not have any description describing the plot. +We now have the plot in a colour and linewidth of our interest. As you +can see, the figure does not have any description describing the plot. .. #[Madhu: Added "not". See the diff] @@ -204,10 +217,10 @@ The formatting in title is messed and it does not look clean. You can imagine what would be the situation if there were fractions and more complex functions -like log and exp. Wouldn't it be good if there was LaTex like formatting? +like log and exp. Wouldn't it be good if there was LaTeX like formatting? That is also possible by adding a $ sign before and after the part of the -string that should be in LaTex style. +string that should be in LaTeX style. for instance, we can use :: @@ -217,9 +230,9 @@ and we get the polynomial formatted properly. .. #[Nishanth]: Unsure if I have to give this exercise since enclosing the whole - string in LaTex style is not good + string in LaTeX style is not good -.. #[[Anoop: I guess you can go ahead with the LaTex thing, it's +.. #[[Anoop: I guess you can go ahead with the LaTeX thing, it's cool!]] .. #[Madhu: Instead of saying LaTeX style you can say Typeset math since that is how it is called as. I am not sure as well. It @@ -228,7 +241,7 @@ {{{ Pause here and try out the following exercises }}} %% 4 %% Change the title of the figure such that the whole title is formatted - in LaTex style + in LaTeX style {{{ continue from the paused state }}} @@ -262,11 +275,11 @@ {{{ Pause here and try out the following exercises }}} -%% 5 %% Set the x and y labels as "x" and "f(x)" in LaTex style. +%% 5 %% Set the x and y labels as "x" and "f(x)" in LaTeX style. {{{ continue from paused state }}} -Since we need LaTex style formatting, all we have to do is enclose the string +Since we need LaTeX style formatting, all we have to do is enclose the string in between two $. Hence, :: @@ -303,6 +316,10 @@ {{{ continue from paused state }}} +:: + + annotate("root", xy=(-4,0)) + As we can see, every annotate command makes a new annotation on the figure. Now we have everything we need to decorate a plot. but the plot would be @@ -354,7 +371,7 @@ * Modifying the attributes of plot by passing additional arguments * How to add title - * How to incorporate LaTex style formatting + * How to incorporate LaTeX style formatting * How to label x and y axes * How to add annotations * How to set the limits of axes diff -r 5a3c06e9b89a -r e4774651a322 embellishing_a_plot/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/embellishing_a_plot/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,111 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER:\usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Embellishing a Plot +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + + Modifying the color, line style & linewidth of a plot + + Adding a title to the plot (with embedded LaTeX) + + Labelling the axes + + Annotating the plot + + Setting the limits of axes. +* Question 1 + Plot sin(x) in blue colour and with linewidth as 3 +* Solution 1 + #+begin_src python + In []: clf() + In []: plot(x, sin(x), 'b', linewidth=3) + #+end_src +* Question 2 + Plot the sine curve with green filled circles. +* Solution 2 + #+begin_src python + In []: clf() + In []: plot(x, cos(x), 'go') + #+end_src +* Question 3 + Plot the curve of x vs tan(x) in red dashed line and linewidth 3 +* Solution 3 + #+begin_src python + In []: clf() + In []: plot(x, cos(x), 'r--') + #+end_src +* Question 4 + Change the title of the figure such that the whole title is + formatted in LaTex style +* Solution 4 + #+begin_src python + In []: title("$Parabolic function -x^2+4x-5$") + #+end_src +* Question 5 + Set the x and y labels as "x" and "f(x)" in LaTex style. +* Solution 5 + #+begin_src python + In []: xlabel("$x$") + In []: yalbel("$f(x)$") + #+end_src +* Question 6 + Make an annotation called "root" at the point (-4, 0). What happens + to the first annotation? +* Solution 6 + #+begin_src python + In []: annotate("root", xy=(-4,0)) + #+end_src +* Question 7 + Set the limits of axes such that the area of interest is the + rectangle (-1, -15) and (3, 0) +* Solution 7 + #+begin_src python + In []: xlim(-1, 3) + In []: ylim(-15, 0) + #+end_src +* Summary + + Modifying the attributes of plot by passing additional arguments + + How to add title + + How to incorporate LaTeX style formatting + + How to label x and y axes + + How to add annotations + + How to set the limits of axes + +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 embellishing_a_plot/slides.tex --- a/embellishing_a_plot/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/embellishing_a_plot/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,187 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 17:32 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Embellishing a Plot} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Modifying the color, line style \& linewidth of a plot +\item Adding a title to the plot (with embedded \LaTeX{}) +\item Labelling the axes +\item Annotating the plot +\item Setting the limits of axes. +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + + Plot sin(x) in blue colour and with linewidth as 3 \end{frame} +\begin{frame}[fragile] +\frametitle{Solution 1} +\label{sec-3} +\lstset{language=Python} +\begin{lstlisting} +In []: clf() +In []: plot(x, sin(x), 'b', linewidth=3) +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-4} + + Plot the sine curve with green filled circles. +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 2} +\label{sec-5} + +\lstset{language=Python} +\begin{lstlisting} +In []: clf() +In []: plot(x, cos(x), 'go') +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-6} + + Plot the curve of x vs tan(x) in red dashed line and linewidth 3 \end{frame} +\begin{frame}[fragile] +\frametitle{Solution 3} +\label{sec-7} + +\lstset{language=Python} +\begin{lstlisting} +In []: clf() +In []: plot(x, cos(x), 'r--') +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 4} +\label{sec-8} + + Change the title of the figure such that the whole title is + formatted in LaTex style +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 4} +\label{sec-9} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +In []: title("$Parabolic function -x^2+4x-5$") +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 5} +\label{sec-10} + Set the x and y labels as ``x'' and ``f(x)'' in LaTex style. +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 5} +\label{sec-11} + +\lstset{language=Python} +\begin{lstlisting} +In []: xlabel("$x$") +In []: yalbel("$f(x)$") +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 6} +\label{sec-12} + + Make an annotation called ``root'' at the point (-4, 0). What happens + to the first annotation? +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 6} +\label{sec-13} + +\lstset{language=Python} +\begin{lstlisting} +In []: annotate("root", xy=(-4,0)) +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 7} +\label{sec-14} + + Set the limits of axes such that the area of interest is the + rectangle (-1, -15) and (3, 0) \end{frame} +\begin{frame}[fragile] +\frametitle{Solution 7} +\label{sec-15} +\lstset{language=Python} +\begin{lstlisting} +In []: xlim(-1, 3) +In []: ylim(-15, 0) +\end{lstlisting} +\end{frame} \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-16} + +\begin{itemize} +\item Modifying the attributes of plot by passing additional arguments +\item How to add title +\item How to incorporate \LaTeX{} style formatting +\item How to label x and y axes +\item How to add annotations +\item How to set the limits of axes +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-17} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 getting-started-files/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/getting-started-files/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,73 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Getting started with files +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - Opening and reading contents of a file + - Closing open files + - Reading all the contents of the file at once + - Reading files line by line +* Question 1 + Split the variable into a list, =pend_list=, of the lines in the + file. Hint, use the tab command to see what methods the string + variable has. +* Solution 1 + #+begin_src python + In []: pend_list = pend.splitlines() + + In []: pend_list + #+end_src +* Question 2 + Re-open the file =pendulum.txt= with =f= as the file object. +* Solution 2 + #+begin_src python + In []: f = open('/home/fossee/pendulum.txt') + #+end_src +* Summary + - Opening a file using =open= function + - Reading all the contents of the file at once using =read()= method + - Closing open files using the =close= method + - Reading files line by line by iterating using a =for= loop +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 getting-started-files/slides.tex --- a/getting-started-files/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/getting-started-files/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,106 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 17:51 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Getting started with files} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Opening and reading contents of a file +\item Closing open files +\item Reading all the contents of the file at once +\item Reading files line by line +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + Split the variable into a list, \texttt{pend\_list}, of the lines in the + file. Hint, use the tab command to see what methods the string + variable has. +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} -\end{frame} +\frametitle{Solution 1} +\label{sec-3} + +\lstset{language=Python} +\begin{lstlisting} +In []: pend_list = pend.splitlines() -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +In []: pend_list +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-4} + Re-open the file \texttt{pendulum.txt} with \texttt{f} as the file object. +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 2} +\label{sec-5} + +\lstset{language=Python} +\begin{lstlisting} +In []: f = open('/home/fossee/pendulum.txt') +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-6} + +\begin{itemize} +\item Opening a file using \texttt{open} function +\item Reading all the contents of the file at once using \texttt{read()} method +\item Closing open files using the \texttt{close} method +\item Reading files line by line by iterating using a \texttt{for} loop +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-7} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 getting-started-ipython/script.rst --- a/getting-started-ipython/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/getting-started-ipython/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -105,7 +105,7 @@ Following is an exercise that you must do. -%%1%% Type ``ab`` and hit tab to see what happens. Next, jut type +%%1%% Type ``ab`` and hit tab to see what happens. Next, just type ``a`` and hit tab to see what happens. Please, pause the video here. Do the exercise and then continue. @@ -202,9 +202,16 @@ This brings us to the end of the tutorial on getting started with ``ipython``. -In this tutorial we have learnt +In this tutorial we have learnt, how to {{{ show the outline/summary slide. }}} + 1. invoke the ``ipython`` interpreter. + #. quit the ``ipython`` interpreter. + #. navigate in the history of ``ipython``. + #. use tab-completion. + #. look-up documentation of functions. + #. interrupt incomplete or incorrect commands. + {{{ Show the "sponsored by FOSSEE" slide }}} This tutorial was created as a part of FOSSEE project, NME ICT, MHRD India diff -r 5a3c06e9b89a -r e4774651a322 getting-started-ipython/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/getting-started-ipython/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,61 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER:\usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Getting Started -- ~ipython~ +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + + invoke the ~ipython~ interpreter + + quit the ~ipython~ interpreter + + navigate in the history of ~ipython~ + + use tab-completion + + look-up documentation of functions + + interrupt incomplete or incorrect commands +* Summary + + invoking and quitting the ~ipython~ interpreter + + navigating the history + + using tab-completion to work faster + + looking-up documentation using ~?~ + + sending keyboard interrupts using ~Ctrl-C~ + +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 getting-started-ipython/slides.tex --- a/getting-started-ipython/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/getting-started-ipython/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,74 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 17:34 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Getting Started -- \texttt{ipython}} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle -\end{frame} - -\begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} -\end{frame} +\frametitle{Outline} +\label{sec-1} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\begin{itemize} +\item invoke the \texttt{ipython} interpreter +\item quit the \texttt{ipython} interpreter +\item navigate in the history of \texttt{ipython} +\item use tab-completion +\item look-up documentation of functions +\item interrupt incomplete or incorrect commands +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Summary} +\label{sec-2} -\begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\begin{itemize} +\item invoking and quitting the \texttt{ipython} interpreter +\item navigating the history +\item using tab-completion to work faster +\item looking-up documentation using \texttt{?} +\item sending keyboard interrupts using \texttt{Ctrl-C} +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-3} -\begin{frame} - \frametitle{Thank you!} \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 input_output/script.rst --- a/input_output/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/input_output/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -6,6 +6,12 @@ C - D - +.. #. How to print some value +.. #. How to print using modifiers +.. #. How to take input from user +.. #. How to display a prompt to the user before taking the input + + .. Prerequisites .. ------------- @@ -73,7 +79,7 @@ {{{ Pause here and try out the following exercises }}} -%% 1 %% What happens when you do print "x is %d y is %f"%(x) +%% 1 %% What happens when you do ``print "x is %d y is %f" %(x, y)`` {{{ continue from paused state }}} @@ -172,6 +178,9 @@ {{{ continue from paused state }}} +.. #[Puneeth: We didn't talk of new-line character till now, did we?] +.. #[Puneeth: non-programmers might not know?] + The trick is to include a newline character at the end of the prompt string. :: diff -r 5a3c06e9b89a -r e4774651a322 input_output/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/input_output/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,84 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: I/O +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - Showing output to the user. + - Taking input from the user. +* Question 1 + What happens when you do ~print "x is %d y is %f" %(x, y)~ +* Solution 1 + ~int~ value of ~x~ and ~float~ value of ~y~ are printed corresponding to the + modifiers used in the ~print~ statement +* Question 2 + Enter the number 5.6 as input and store it in a variable called + ~c~. +* Solution 2 + #+begin_src python + In []: c = raw_input() + 5.6 + In []: c + #+end_src +* Question 3 + What happens when you do not enter anything and hit enter +* Solution 3 + #+begin_src python + In []: c = raw_input() + + In []: c + #+end_src +* Question 4 + How do you display a prompt and let the user enter input in a new line +* Solution 4 + #+begin_src python + In []: ip = raw_input("Please enter a number in the next line\n> ") + #+end_src +* Summary + You should now be able to -- + + Print a value "as is" + + Print a value using using modifiers + + Accept input from user + + Display a prompt before accepting input +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 input_output/slides.tex --- a/input_output/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/input_output/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,133 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 21:00 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{I/O} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Showing output to the user. +\item Taking input from the user. +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + + What happens when you do \texttt{print "x is \%d y is \%f" \%(x, y)} \end{frame} +\begin{frame} +\frametitle{Solution 1} +\label{sec-3} + \texttt{int} value of \texttt{x} and \texttt{float} value of \texttt{y} are printed corresponding to the + modifiers used in the \texttt{print} statement +\end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-4} + + Enter the number 5.6 as input and store it in a variable called + \texttt{c}. +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 2} +\label{sec-5} + +\lstset{language=Python} +\begin{lstlisting} +In []: c = raw_input() +5.6 +In []: c +\end{lstlisting} \end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-6} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + What happens when you do not enter anything and hit enter +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 3} +\label{sec-7} +\lstset{language=Python} +\begin{lstlisting} +In []: c = raw_input() + +In []: c +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 4} +\label{sec-8} + + How do you display a prompt and let the user enter input in a new line +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 4} +\label{sec-9} + +\lstset{language=Python} +\begin{lstlisting} +In []: ip = raw_input("Please enter a number in the next line\n> ") +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-10} + + You should now be able to -- +\begin{itemize} +\item Print a value ``as is'' +\item Print a value using using modifiers +\item Accept input from user +\item Display a prompt before accepting input +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-11} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 loading-data-from-files/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/loading-data-from-files/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,67 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Loading data from files +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + + Read data from files with a single column of data + + Read data from files with multiple columns +* Question 1 + Read the file ~pendulum_semicolon.txt~ which contains the same data + as ~pendulum.txt~, but the columns are separated by semi-colons + instead of spaces. Use the IPython help to see how to do this. +* Solution 1 + #+begin_src python + In []: L, T = loadtxt('/home/fossee/pendulum_semicolon.txt', unpack=True, delimiter=';') + + In []: print L + + In []: print T + #+end_src +* Summary + + Read data from files, containing a single column of data using the + ~loadtxt~ command. + + Read multiple columns of data, separated by spaces or other + delimiters. +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 loading-data-from-files/slides.tex --- a/loading-data-from-files/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/loading-data-from-files/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,90 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 18:12 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Loading data from files} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Read data from files with a single column of data +\item Read data from files with multiple columns +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + Read the file \texttt{pendulum\_semicolon.txt} which contains the same data + as \texttt{pendulum.txt}, but the columns are separated by semi-colons + instead of spaces. Use the IPython help to see how to do this. +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} -\end{frame} +\frametitle{Solution 1} +\label{sec-3} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +In []: L, T = loadtxt('/home/fossee/pendulum_semicolon.txt', unpack=True, delimiter=';') + +In []: print L -\begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +In []: print T +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-4} + +\begin{itemize} +\item Read data from files, containing a single column of data using the + \texttt{loadtxt} command. +\item Read multiple columns of data, separated by spaces or other + delimiters. +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-5} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 loops/script.rst --- a/loops/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/loops/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -63,7 +63,7 @@ Following is an exercise that you must do. %%1%% Write a ``while`` loop to print the squares of all the even -numbers below 10. Then, return to the video. +numbers below 10. Please, pause the video here. Do the exercise and then continue. @@ -88,8 +88,8 @@ Following is an exercise that you must do. -%%2%% Pause the video here and write a ``for`` loop to print the -squares of all the even numbers below 10. Then, return to the video. +%%2%% Write a ``for`` loop to print the squares of all the even +numbers below 10. Please, pause the video here. Do the exercise and then continue. diff -r 5a3c06e9b89a -r e4774651a322 loops/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/loops/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,87 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Loops +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - Loop while a condition is true. + - Iterate over a sequence + - Breaking out of loops. + - Skipping iterations. +* Question 1 + Write a ~while~ loop to print the squares of all the even + numbers below 10. +* Solution 1 + #+begin_src python + In []: i = 2 + + In []: while i<10: + ....: print i*i + ....: i += 2 + #+end_src +* Question 2 + Write a ~for~ loop to print the squares of all the even numbers + below 10. +* Solution 2 + #+begin_src python + In []: for n in range(2, 10, 2): + ....: print n*n + #+end_src +* Question 3 + Using the ~continue~ keyword modify the ~for~ loop to print the + squares of even numbers below 10, to print the squares of only + multiples of 4. (Do not modify the range function call.) +* Solution 3 + #+begin_src python + for n in range(2, 10, 2): + if n%4: + continue + print n*n + #+end_src +* Summary + You should now be able to -- + - use the ~for~ loop + - use the ~while~ loop + - Use ~break~, ~continue~ and ~pass~ statements +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 loops/slides.tex --- a/loops/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/loops/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,128 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 21:15 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Loops} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Loop while a condition is true. +\item Iterate over a sequence +\item Breaking out of loops. +\item Skipping iterations. +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + Write a \texttt{while} loop to print the squares of all the even + numbers below 10. +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 1} +\label{sec-3} + +\lstset{language=Python} +\begin{lstlisting} +In []: i = 2 + +In []: while i<10: + ....: print i*i + ....: i += 2 +\end{lstlisting} \end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-4} + + Write a \texttt{for} loop to print the squares of all the even numbers + below 10. +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 2} +\label{sec-5} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +In []: for n in range(2, 10, 2): + ....: print n*n +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-6} + Using the \texttt{continue} keyword modify the \texttt{for} loop to print the + squares of even numbers below 10, to print the squares of only + multiples of 4. (Do not modify the range function call.) +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 3} +\label{sec-7} + +\lstset{language=Python} +\begin{lstlisting} +for n in range(2, 10, 2): + if n%4: + continue + print n*n +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-8} + + You should now be able to -- +\begin{itemize} +\item use the \texttt{for} loop +\item use the \texttt{while} loop +\item Use \texttt{break}, \texttt{continue} and \texttt{pass} statements +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-9} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 lstsq/script.rst --- a/lstsq/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/lstsq/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -6,11 +6,13 @@ C - D - +.. Plotting a least square fit line + .. Prerequisites .. ------------- .. 1. Basic Plotting - 2. Arrays +.. 2. Arrays .. Author : Nishanth Amuluru Internal Reviewer : diff -r 5a3c06e9b89a -r e4774651a322 lstsq/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lstsq/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,52 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Least square fit +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - Plotting a Least square fit line +* Summary + You should now be able to -- + - Plot a least square fit line. +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 lstsq/slides.tex --- a/lstsq/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/lstsq/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,66 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 19:02 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Least square fit} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle -\end{frame} - -\begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} -\end{frame} +\frametitle{Outline} +\label{sec-1} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\begin{itemize} +\item Plotting a Least square fit line +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Summary} +\label{sec-2} -\begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} + You should now be able to -- +\begin{itemize} +\item Plot a least square fit line. +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-3} -\begin{frame} - \frametitle{Thank you!} \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 parsing_data/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/parsing_data/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,84 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Parsing Data +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - What is meant by parsing data? + - String operations required for parsing + - Converting between data-types. +* Question 1 + Split the variable line using a space as argument. Is it same as + splitting without an argument ? +* Solution 1 + We see that when we split on space, multiple whitespaces are not + clubbed as one and there is an empty string everytime there are two + consecutive spaces. +* Question 2 + What happens to the white space inside the sentence when it is + stripped? +* Solution 2 + #+begin_src python + In []: a_str = " white space " + In []: a_str.strip() + #+end_src +* Question 3 + What happens if you do =int("1.25")= +* Solution 3 + It raises an error since converting a float string into integer + directly is not possible. It involves an intermediate step of + converting to float. + #+begin_src python + In []: dcml_str = "1.25" + In []: flt = float(dcml_str) + In []: flt + In []: number = int(flt) + In []: number + #+end_src +* Summary + + How to tokenize a string using various delimiters + + How to get rid of extra white space around + + How to convert from one type to another + + How to parse input data and perform computations on it +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 parsing_data/slides.tex --- a/parsing_data/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/parsing_data/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,124 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 18:28 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Parsing Data} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item What is meant by parsing data? +\item String operations required for parsing +\item Converting between data-types. +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + + Split the variable line using a space as argument. Is it same as + splitting without an argument ? \end{frame} +\begin{frame} +\frametitle{Solution 1} +\label{sec-3} + We see that when we split on space, multiple whitespaces are not + clubbed as one and there is an empty string everytime there are two + consecutive spaces. +\end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-4} + + What happens to the white space inside the sentence when it is + stripped? +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} -\end{frame} +\frametitle{Solution 2} +\label{sec-5} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +In []: a_str = " white space " +In []: a_str.strip() +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-6} + What happens if you do \texttt{int("1.25")} +\end{frame} \begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +\frametitle{Solution 3} +\label{sec-7} + + It raises an error since converting a float string into integer + directly is not possible. It involves an intermediate step of + converting to float. +\lstset{language=Python} +\begin{lstlisting} +In []: dcml_str = "1.25" +In []: flt = float(dcml_str) +In []: flt +In []: number = int(flt) +In []: number +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-8} + +\begin{itemize} +\item How to tokenize a string using various delimiters +\item How to get rid of extra white space around +\item How to convert from one type to another +\item How to parse input data and perform computations on it +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-9} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 sets/script.rst --- a/sets/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/sets/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -153,7 +153,7 @@ * How to make sets from lists * How to input sets - * How to perform union, intersection and symmectric difference operations + * How to perform union, intersection and symmetric difference operations * How to check if a set is a subset of other * The various similarities with lists like length and containership @@ -163,5 +163,5 @@ This tutorial was created as a part of FOSSEE project, NME ICT, MHRD India Hope you have enjoyed and found it useful. -Thankyou +Thank you! diff -r 5a3c06e9b89a -r e4774651a322 sets/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/sets/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,71 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Sets +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - Defining Sets + - Operations on sets + +* Question 1 + Given a list of marks, ~marks = [20, 23, 22, 23, 20, 21, 23]~ list + all the duplicates +* Solution 1 + #+begin_src python + marks = [20, 23, 22, 23, 20, 21, 23] + marks_set = set(marks) + for mark in marks_set: + marks.remove(mark) + + # we are now left with only duplicates in the list marks + duplicates = set(marks) + #+end_src +* Summary + You should now be able to -- + + make sets from lists + + input sets directly + + perform operations like union, intersection, symmetric difference + + check if a subset of another + + check containership, length and other properties similar to lists +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 sets/slides.tex --- a/sets/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/sets/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,93 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 23:53 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Sets} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item Defining Sets +\item Operations on sets +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + Given a list of marks, \texttt{marks = [20, 23, 22, 23, 20, 21, 23]} list + all the duplicates +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} -\end{frame} +\frametitle{Solution 1} +\label{sec-3} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +marks = [20, 23, 22, 23, 20, 21, 23] +marks_set = set(marks) +for mark in marks_set: + marks.remove(mark) -\begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} +# we are now left with only duplicates in the list marks +duplicates = set(marks) +\end{lstlisting} \end{frame} - \begin{frame} - \frametitle{Thank you!} +\frametitle{Summary} +\label{sec-4} + + You should now be able to -- +\begin{itemize} +\item make sets from lists +\item input sets directly +\item perform operations like union, intersection, symmetric difference +\item check if a subset of another +\item check containership, length and other properties similar to lists +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-5} + \begin{block}{} \begin{center} This spoken tutorial has been produced by the diff -r 5a3c06e9b89a -r e4774651a322 tuples/script.rst --- a/tuples/script.rst Sun Oct 10 15:08:50 2010 +0530 +++ b/tuples/script.rst Mon Oct 11 01:05:34 2010 +0530 @@ -7,6 +7,11 @@ C - D - +.. #. what are tuples +.. #. comparison with lists +.. #. why are they needed + + .. Prerequisites .. ------------- diff -r 5a3c06e9b89a -r e4774651a322 tuples/slides.org --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tuples/slides.org Mon Oct 11 01:05:34 2010 +0530 @@ -0,0 +1,69 @@ +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] +#+BEAMER_FRAME_LEVEL: 1 + +#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra) +#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC + +#+LaTeX_CLASS: beamer +#+LaTeX_CLASS_OPTIONS: [presentation] + +#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl} +#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} + +#+LaTeX_HEADER: \usepackage{listings} + +#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries, +#+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +#+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} + +#+TITLE: Getting started -- Tuples +#+AUTHOR: FOSSEE +#+EMAIL: +#+DATE: + +#+DESCRIPTION: +#+KEYWORDS: +#+LANGUAGE: en +#+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t +#+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc + +* Outline + - what are tuples + - comparison with lists + - why are they needed +* Question 1 + ~a = 5~ and ~b = 7~. swap the values of ~a~ and ~b~ +* Solution 1 + #+begin_src python + temp = a + a = b + b = temp + + a + b + #+end_src +* Summary + You should now -- + + Be able to define tuples + + Know the similarities with lists, like -- indexing and iterability + + Know about the immutability of tuples + + Be able to swap variables in the Pythonic way + + Know about packing and unpacking of tuples +* Thank you! +#+begin_latex + \begin{block}{} + \begin{center} + This spoken tutorial has been produced by the + \textcolor{blue}{FOSSEE} team, which is funded by the + \end{center} + \begin{center} + \textcolor{blue}{National Mission on Education through \\ + Information \& Communication Technology \\ + MHRD, Govt. of India}. + \end{center} + \end{block} +#+end_latex + + diff -r 5a3c06e9b89a -r e4774651a322 tuples/slides.tex --- a/tuples/slides.tex Sun Oct 10 15:08:50 2010 +0530 +++ b/tuples/slides.tex Mon Oct 11 01:05:34 2010 +0530 @@ -1,95 +1,92 @@ -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%Tutorial slides on Python. -% -% Author: FOSSEE -% Copyright (c) 2009, FOSSEE, IIT Bombay -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -\documentclass[14pt,compress]{beamer} -%\documentclass[draft]{beamer} -%\documentclass[compress,handout]{beamer} -%\usepackage{pgfpages} -%\pgfpagesuselayout{2 on 1}[a4paper,border shrink=5mm] - -% Modified from: generic-ornate-15min-45min.de.tex -\mode -{ - \usetheme{Warsaw} - \useoutertheme{infolines} - \setbeamercovered{transparent} -} - -\usepackage[english]{babel} +% Created 2010-10-10 Sun 23:03 +\documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} - -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{textcomp} +\usepackage{marvosym} +\usepackage{wasysym} +\usepackage{latexsym} +\usepackage{amssymb} +\usepackage{hyperref} +\tolerance=1000 +\usepackage[english]{babel} \usepackage{ae,aecompl} +\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet} +\usepackage{listings} +\lstset{language=Python, basicstyle=\ttfamily\bfseries, +commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, +showstringspaces=false, keywordstyle=\color{blue}\bfseries} +\providecommand{\alert}[1]{\textbf{#1}} -\definecolor{darkgreen}{rgb}{0,0.5,0} - -\usepackage{listings} -\lstset{language=Python, - basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, - showstringspaces=false, - keywordstyle=\color{blue}\bfseries} - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Macros -\setbeamercolor{emphbar}{bg=blue!20, fg=black} -\newcommand{\emphbar}[1] -{\begin{beamercolorbox}[rounded=true]{emphbar} - {#1} - \end{beamercolorbox} -} -\newcounter{time} -\setcounter{time}{0} -\newcommand{\inctime}[1]{\addtocounter{time}{#1}{\tiny \thetime\ m}} - -\newcommand{\typ}[1]{\lstinline{#1}} - -\newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}} } - -% Title page -\title{Your Title Here} - -\author[FOSSEE] {FOSSEE} - -\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay} +\title{Getting started -- Tuples} +\author{FOSSEE} \date{} -% DOCUMENT STARTS +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} +\maketitle + + + + + + + + + \begin{frame} - \maketitle +\frametitle{Outline} +\label{sec-1} + +\begin{itemize} +\item what are tuples +\item comparison with lists +\item why are they needed +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-2} + \texttt{a = 5} and \texttt{b = 7}. swap the values of \texttt{a} and \texttt{b} +\end{frame} \begin{frame}[fragile] - \frametitle{Outline} - \begin{itemize} - \item - \end{itemize} -\end{frame} +\frametitle{Solution 1} +\label{sec-3} -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% All other slides here. %% -%% The same slides will be used in a classroom setting. %% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\lstset{language=Python} +\begin{lstlisting} +temp = a +a = b +b = temp + +a +b +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Summary} +\label{sec-4} -\begin{frame}[fragile] - \frametitle{Summary} - \begin{itemize} - \item - \end{itemize} + You should now -- +\begin{itemize} +\item Be able to define tuples +\item Know the similarities with lists, like -- indexing and iterability +\item Know about the immutability of tuples +\item Be able to swap variables in the Pythonic way +\item Know about packing and unpacking of tuples +\end{itemize} \end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-5} -\begin{frame} - \frametitle{Thank you!} \begin{block}{} \begin{center} This spoken tutorial has been produced by the