# HG changeset patch # User Santosh G. Vattam # Date 1255022286 -19800 # Node ID a476c09dcf242e22392bdc43036f8d3e41c0f0ea # Parent fc74987a475dabf8733f1e3ab997641a9d241edd Session 1 slides completed. Session 3 third iteration. diff -r fc74987a475d -r a476c09dcf24 day1/Session-1.tex --- a/day1/Session-1.tex Wed Oct 07 15:21:29 2009 +0530 +++ b/day1/Session-1.tex Thu Oct 08 22:48:06 2009 +0530 @@ -1,5 +1,5 @@ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -% Tutorial slides on Python. +%Tutorial slides on Python. % % Author: Prabhu Ramachandran % Copyright (c) 2005-2009, Prabhu Ramachandran @@ -33,7 +33,7 @@ \usepackage{listings} \lstset{language=Python, - basicstyle=\ttfamily, + basicstyle=\ttfamily\bfseries, commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, showstringspaces=false, @@ -134,12 +134,16 @@ % * Add slides on reference counting. \section{Agenda} -\begin{frame}{About the Workshop} +\begin{frame}{About the Workshop, Day 1} \begin{description} \item[Day 1, Session 1] Sat 09:30--11:00 \item[Day 1, Session 2] Sat 11:15--12:45 \item[Day 1, Session 3] Sat 13:45--15:15 \item[Day 1, Session 4] Sat 15:30--17:00 + \end{description} +\end{frame} +\begin{frame}{About the Workshop, Day 2} + \begin{description} \item[Day 2, Quiz] Sun 09:00--09:30 \item[Day 2, Session 1] Sun 09:30--11:00 \item[Day 2, Session 2] Sun 11:15--12:45 @@ -151,21 +155,22 @@ \begin{frame}{About the Workshop} \begin{block}{Intended Audience} \begin{itemize} - \item Aimed at Engg., Mathematics and Science teachers. + \item Engg., Mathematics and Science teachers. \item Interested students from similar streams. \end{itemize} \end{block} - \begin{block}{Goal} - Successful participants will be able to use python as their scripting and problem solving language. + \begin{block}{Goal:} + Successful participants will be able to + \begin{itemize} + \item use Python as their scripting and problem solving language. + \item train the students to use Python for the same + \end{itemize} \end{block} \end{frame} \begin{frame}{Checklist} - \begin {block}{Live Python} - Have you booted using the Live Python DVD? - \end {block} - \begin{block}{python} + \begin{block}{python} Type python at the command line. Do you see version 2.5 or later? \end{block} \begin{block}{IPython} @@ -308,7 +313,7 @@ \end{center} \end{frame} -\begin{frame}{More exercises?} +\begin{frame}{More exercises} \begin{center} \begin{block}{Round sums} How to round a number to the nearest 5 paise?\\ @@ -508,7 +513,7 @@ \end{block} \end{frame} -\begin{frame}[fragile]{Surprise! strings!!} +\begin{frame}[fragile]{String formatting} \begin{lstlisting} In [11]: x, y = 1, 1.2 In [12]: 'x is %s, y is %s' %(x, y) @@ -523,10 +528,15 @@ \end{frame} \begin{frame} - {Interlude} + {A classic problem} \begin{block} - {A classic problem} - How to interchange values of two variables? Please note that the type of either variable is unknown and it is not necessary that both be of the same type even! + {Interchange values} + How to interchange values of two variables? + \end{block} + \pause + \begin{block}{Note:} + This Python idiom works for all types of variables.\\ +They need not be of the same type! \end{block} \inctime{30} \end{frame} @@ -568,10 +578,9 @@ \begin{itemize} \item aka scripts \item use your editor - \item Note that white space is the way to specify blocks! \item extension \typ{.py} \item run with \texttt{python hello.py} at the command line - \item in IPython\ldots + \item in IPython using \kwrd{\%run} \end{itemize} \end{frame} @@ -627,10 +636,11 @@ \begin{frame}{So what have we learnt so far?} \begin{itemize} \item The interactive interpreter - \item Basic Data Types-Numbers - \item \typ{if/elif/else, while} + \item Basic Data Types + \item Creating and running a Python script + \item \kwrd{if/elif/else} \item Simple IO - \item Creating and running a Python script + \item Basic Looping with \kwrd{while} \end{itemize} \end{frame} \end{document} diff -r fc74987a475d -r a476c09dcf24 day1/Session-3.tex --- a/day1/Session-3.tex Wed Oct 07 15:21:29 2009 +0530 +++ b/day1/Session-3.tex Thu Oct 08 22:48:06 2009 +0530 @@ -33,7 +33,7 @@ \usepackage{listings} \lstset{language=Python, - basicstyle=\ttfamily, + basicstyle=\ttfamily\bfseries, commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, showstringspaces=false, @@ -86,12 +86,12 @@ %% Delete this, if you do not want the table of contents to pop up at -%% the beginning of each subsection: -\AtBeginSubsection[] +%% the beginning of each section: +\AtBeginSection[] { \begin{frame} \frametitle{Outline} - \tableofcontents[currentsection,currentsubsection] + \tableofcontents[currentsection] \end{frame} } @@ -110,15 +110,7 @@ \titlepage \end{frame} -\begin{frame} - \frametitle{Outline} - \tableofcontents - % You might wish to add the option [pausesections] -\end{frame} - -\section{Python} - -\subsection{Problem Set based on Lists and Tuples} +\section{\typ{for}, Lists and Tuples} \begin{frame} {Problem set 3} @@ -149,7 +141,7 @@ \end{frame} \begin{frame}[fragile] - \frametitle{Problem 3.4a (optional)} + \frametitle{Problem 3.4a} Use the \typ{linspace} function and generate a list of N tuples of the form\\ \typ{[($x_1$,f($x_1$)),($x_2$,f($x_2$)),\ldots,($x_N$,f($x_N$))]}\\for the following functions,\begin{itemize} @@ -159,7 +151,7 @@ \end{frame} \begin{frame}[fragile] - \frametitle{Problem 3.4b (optional)} + \frametitle{Problem 3.4b} Using the tuples generated earlier, determine the intervals where the roots of the functions lie. @@ -170,7 +162,7 @@ % TIME: 15 m, running 185m %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -\subsection{IO} +\section{Input/Output} \begin{frame}[fragile] \frametitle{Simple tokenizing and parsing} @@ -239,7 +231,7 @@ % TIME: 30 m, running 215m %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -\subsection{Modules} +\section{Modules} \begin{frame}[fragile] {Modules} @@ -347,11 +339,12 @@ \inctime{25} \end{frame} + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % TIME: 25 m, running 230m %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -\subsection{Coding Style in Python} +\section{Coding Style in Python} \begin{frame}{Readability and Consistency} \begin{itemize} \item Readability Counts!-Code is read more often than its written. @@ -396,8 +389,11 @@ \inctime{10} \end{frame} +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% TIME: 10 m, running 240m +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -\subsection{Objects} +\section{Objects} \begin{frame}{Objects in Python} \begin{itemize} \item What is an Object? (Types and classes) @@ -407,8 +403,33 @@ \end{itemize} \end{frame} +\begin{frame}{Everything is an Object!} + \begin{itemize} + \item \typ{list, tuple} + \item \typ{string, dictionary} + \item \typ{function} + \item Of course, user defined class objects! + \end{itemize} +\end {frame} + +\begin{frame}{Using Objects} + \begin{itemize} + \item Creating Objects: Initialization + \item Object Manipulation: Object methods and ``.'' operator + \end{itemize} +\end{frame} + \begin{frame}[fragile] - \frametitle{Why are they useful?} + \frametitle{IPython Examples} + \begin{lstlisting} +In [1]: l = [] #Initialising a list object +In [2]: l? +In [3]: l. + \end{lstlisting} +\end{frame} + +\begin{frame}[fragile] + \frametitle{Objects provide a certain consistency} \small \begin{lstlisting} for element in (1, 2, 3): @@ -430,9 +451,15 @@ \inctime{10} \end{frame} -\begin{frame} - \frametitle{What did we learn?} - \tableofcontents - % You might wish to add the option [pausesections] +\section{Summary} + +\begin{frame}{What have we learnt so far?} + \begin{itemize} + \item Writing to and Reading from files using \typ{for} + \item Using and writing Python Modules + \item Coding Style + \item Objects in Python + \end{itemize} \end{frame} + \end{document}