diff -r 88a01948450d -r d33698326409 getting_started_with_files/slides.tex --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/getting_started_with_files/slides.tex Wed Dec 01 16:51:35 2010 +0530 @@ -0,0 +1,115 @@ +% Created 2010-10-21 Thu 14:35 +\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{Getting started with files} +\author{FOSSEE} +\date{} + +\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} +\begin{document} + +\maketitle + + + + + + + + + +\begin{frame} +\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{Solution 1} +\label{sec-3} + +\begin{verbatim} +In []: pend_list = pend.splitlines() + +In []: pend_list +\end{verbatim} +\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{Solution 2} +\label{sec-5} + +\begin{verbatim} +In []: f = open('/home/fossee/pendulum.txt') +\end{verbatim} +\end{frame} +\begin{frame} +\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 + \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}