diff -r 88a01948450d -r d33698326409 basic_datatypes_and_operators/slides.tex --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/basic_datatypes_and_operators/slides.tex Wed Dec 01 16:51:35 2010 +0530 @@ -0,0 +1,286 @@ +% Created 2010-11-09 Tue 15:26 +\documentclass[presentation]{beamer} +\usepackage[latin1]{inputenc} +\usepackage[T1]{fontenc} +\usepackage{fixltx2e} +\usepackage{graphicx} +\usepackage{longtable} +\usepackage{float} +\usepackage{wrapfig} +\usepackage{soul} +\usepackage{t1enc} +\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}} + +\title{Plotting Data } +\author{FOSSEE} +\date{2010-09-14 Tue} + +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +\begin{document} + +\maketitle + + + + + + + + + +\begin{frame} +\frametitle{Outline} +\label{sec-1} +\begin{itemize} + +\item Datatypes in Python +\label{sec-1_1}% +\begin{itemize} + +\item Numbers\\ +\label{sec-1_1_1}% +\item Boolean\\ +\label{sec-1_1_2}% +\item Sequence\\ +\label{sec-1_1_3}% +\end{itemize} % ends low level + +\item Operators in Python +\label{sec-1_2}% +\begin{itemize} + +\item Arithmetic Operators\\ +\label{sec-1_2_1}% +\item Boolean Operators\\ +\label{sec-1_2_2}% +\end{itemize} % ends low level + +\item Python Sequence Datatypes +\label{sec-1_3}% +\begin{itemize} + +\item list\\ +\label{sec-1_3_1}% +\item string\\ +\label{sec-1_3_2}% +\item tuple\\ +\label{sec-1_3_3}% +\end{itemize} % ends low level +\end{itemize} % ends low level +\end{frame} +\begin{frame} +\frametitle{Numbers} +\label{sec-2} + +\begin{itemize} +\item int +\item float +\item complex +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Question 1} +\label{sec-3} + +\begin{itemize} +\item Find the absolute value of 3+4j +\end{itemize} +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 1} +\label{sec-4} + +\begin{verbatim} +abs(3+4j) +\end{verbatim} +\end{frame} +\begin{frame} +\frametitle{Question 2} +\label{sec-5} + +\begin{itemize} +\item What is the datatype of number 999999999999999999? Is it +\end{itemize} + +not int? +\end{frame} +\begin{frame} +\frametitle{Solution 2} +\label{sec-6} + +\begin{itemize} +\item Long +\item Large integers numbers are internally stored in python as Long + datatype. +\end{itemize} +\end{frame} +\begin{frame}[fragile] +\frametitle{Boolean} +\label{sec-7} + +\begin{verbatim} +In []: t=True +In []: f=False +\end{verbatim} +\end{frame} +\begin{frame} +\frametitle{Question 3} +\label{sec-8} + +\begin{itemize} +\item Using python find sqaure root of 3? +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Solution 3} +\label{sec-9} + + +\begin{itemize} +\item 3**0.5 +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Question 4} +\label{sec-10} + +\begin{itemize} +\item Is 3**1/2 and 3**0.5 same +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Solution 4} +\label{sec-11} + +\begin{itemize} +\item No,One gives an int answer and the other float +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Sequence Data types} +\label{sec-12} +\begin{itemize} + +\item Properties +\label{sec-12_1}% +\begin{itemize} +\item Data in Sequence +\item Accessed using Index +\end{itemize} + + +\item Type +\label{sec-12_2}% +\begin{itemize} +\item list +\item String +\item Tuple +\end{itemize} + + +\end{itemize} % ends low level +\end{frame} +\begin{frame}[fragile] +\frametitle{All are Strings} +\label{sec-13} + +\begin{verbatim} +k = 'Single quote' +l = "Double quote contain's single quote" +m = '''"Contain's both"''' +\end{verbatim} +\end{frame} +\begin{frame}[fragile] +\frametitle{Immutabilty Error} +\label{sec-14} + +\begin{verbatim} +In []: greeting_string[1]='k' +------------------------------------------------------- +TypeError Traceback (most recent call last) + +/home/fossee/ in () + +TypeError: 'str' object does not support item assignment +\end{verbatim} +\end{frame} +\begin{frame} +\frametitle{Question 5} +\label{sec-15} + + Check if 3 is an element of the list [1,7,5,3,4]. In case it is +change it to 21. +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 5} +\label{sec-16} + +\begin{verbatim} +l=[1,7,5,3,4] +3 in l +l[3]=21 +l +\end{verbatim} +\end{frame} +\begin{frame} +\frametitle{Question 6} +\label{sec-17} + + Convert the string \~{}''Elizabeth is queen of england''\~{} to \~{}''Elizabeth is +queen''\~{} +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 6} +\label{sec-18} + +\begin{verbatim} +s = "Elizabeth is queen of england" +stemp = s.split() +' '.join(stemp[:3]) +\end{verbatim} +\end{frame} +\begin{frame} +\frametitle{Summary} +\label{sec-19} + +\begin{itemize} +\item Number Datatypes -- integer,float and complex +\item Boolean and datatype and operators +\item Sequence data types -- List, String and Tuple +\item Accesing sequence +\item Slicing sequences +\item Finding length, sorting and reversing operations on sequences +\item Immutability +\end{itemize} +\end{frame} +\begin{frame} +\frametitle{Thank you!} +\label{sec-20} + + \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{frame} + +\end{document}