<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">From e495e0664285744e17cdfb53000c1e58f069383d Mon Sep 17 00:00:00 2001
From: Jovina
Date: Wed, 13 Jul 2011 16:30:41 +0530
Subject: Major changes to slides of 'using python modules'.

---
 using_python_modules/slides.tex | 189 ++++++++++++++++++++++++++++------------
 1 file changed, 133 insertions(+), 56 deletions(-)

(limited to 'using_python_modules/slides.tex')

diff --git a/using_python_modules/slides.tex b/using_python_modules/slides.tex
index 08c954b..9028206 100644
--- a/using_python_modules/slides.tex
+++ b/using_python_modules/slides.tex
@@ -1,4 +1,4 @@
-% Created 2010-10-12 Tue 17:12
+% Created 2011-07-13 Wed 15:46
 \documentclass[presentation]{beamer}
 \usepackage[latin1]{inputenc}
 \usepackage[T1]{fontenc}
@@ -8,7 +8,6 @@
 \usepackage{float}
 \usepackage{wrapfig}
 \usepackage{soul}
-\usepackage{t1enc}
 \usepackage{textcomp}
 \usepackage{marvosym}
 \usepackage{wasysym}
@@ -24,14 +23,14 @@ commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen},
 showstringspaces=false, keywordstyle=\color{blue}\bfseries}
 \providecommand{\alert}[1]{\textbf{#1}}
 
-\title{Using python modules}
+\title{}
 \author{FOSSEE}
 \date{}
 
 \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent}
 \begin{document}
 
-\maketitle
+
 
 
 
@@ -42,19 +41,52 @@ showstringspaces=false, keywordstyle=\color{blue}\bfseries}
 
 
 \begin{frame}
-\frametitle{Outline}
-\label{sec-1}
+
+\begin{center}
+\vspace{12pt}
+\textcolor{blue}{\huge Using python modules}
+\end{center}
+\vspace{18pt}
+\begin{center}
+\vspace{10pt}
+\includegraphics[scale=0.95]{../images/fossee-logo.png}\\
+\vspace{5pt}
+\scriptsize Developed by FOSSEE Team, IIT-Bombay. \\ 
+\scriptsize Funded by National Mission on Education through ICT\\
+\scriptsize  MHRD,Govt. of India\\
+\includegraphics[scale=0.30]{../images/iitb-logo.png}\\
+\end{center}
+\end{frame}
+\begin{frame}
+\frametitle{Objectives}
+\label{sec-2}
+
+  At the end of this tutorial, you will be able to ,
+
 
 \begin{itemize}
-\item Running python scripts from command line
-\item Importing python modules
-\item Importing scipy \&amp; pylab modules
-\item About python standard library.
+\item Execute python scripts from command line.
+\item Use import in scripts.
+\item Import scipy and pylab modules.
+\item Use python standard modules and 3rd party modules.
+\end{itemize}
+\end{frame}
+\begin{frame}
+\frametitle{Pre-requisite}
+\label{sec-3}
+
+Spoken tutorial on -
+
+\begin{itemize}
+\item Using plot interactively.
+\item Embellishing a plot.
+\item Saving plots.
 \end{itemize}
 \end{frame}
 \begin{frame}[fragile]
 \frametitle{Running Python script from command line}
-\label{sec-2}
+\label{sec-4}
+
 
 \begin{itemize}
 \item Create a script, open text editor and type the following
@@ -63,12 +95,13 @@ showstringspaces=false, keywordstyle=\color{blue}\bfseries}
      print
 \end{verbatim}
 
-\item Save the script as \texttt{hello.py}
+\item Save the script as \verb~hello.py~
 \end{itemize}
 \end{frame}
 \begin{frame}[fragile]
 \frametitle{Running Python script from command line (cont'd)}
-\label{sec-3}
+\label{sec-5}
+
 
 \begin{itemize}
 \item Run the script
@@ -77,28 +110,27 @@ showstringspaces=false, keywordstyle=\color{blue}\bfseries}
 \end{verbatim}
 
 \end{itemize}
-
   \emph{Syntax :} \textbf{python filename}
 \end{frame}
 \begin{frame}
 \frametitle{Four plot problem}
-\label{sec-4}
+\label{sec-6}
 
     \begin{center}
       \includegraphics[scale=0.4]{four_plot}    
     \end{center}
 \end{frame}
 \begin{frame}[fragile]
-\frametitle{Fix \texttt{linspace()} problem}
-\label{sec-5}
+\frametitle{Fix \verb~linspace()~ problem}
+\label{sec-7}
 
 \begin{verbatim}
    from scipy import *
 \end{verbatim}
 \end{frame}
 \begin{frame}[fragile]
-\frametitle{Fix \texttt{plot()} problem}
-\label{sec-6}
+\frametitle{Fix \verb~plot()~ problem}
+\label{sec-8}
 
 \begin{verbatim}
    from pylab import *
@@ -106,7 +138,7 @@ showstringspaces=false, keywordstyle=\color{blue}\bfseries}
 \end{frame}
 \begin{frame}[fragile]
 \frametitle{Better way of fixing}
-\label{sec-7}
+\label{sec-9}
 
 \begin{verbatim}
    from scipy import linspace
@@ -117,11 +149,11 @@ showstringspaces=false, keywordstyle=\color{blue}\bfseries}
    from scipy import *
 \end{verbatim}
 
-    \texttt{*} means import all functions from name-space \texttt{scipy}.
+    \verb~*~ means import all functions from name-space \verb~scipy~.
 \end{frame}
 \begin{frame}[fragile]
-\frametitle{Instead of \texttt{*}}
-\label{sec-8}
+\frametitle{Instead of \verb~*~}
+\label{sec-10}
 
 \begin{verbatim}
     from scipy import linspace, pi, sin
@@ -129,13 +161,14 @@ showstringspaces=false, keywordstyle=\color{blue}\bfseries}
     from pylab import xlim, ylim, title, show
 \end{verbatim}
 
-  Is better than, \texttt{from scipy import *} \&amp; \texttt{from pylab import *}.
+  Is better than, \verb~from scipy import *~ \&amp; \verb~from pylab import *~.
 \end{frame}
 \begin{frame}[fragile]
 \frametitle{Another Fix}
-\label{sec-9}
+\label{sec-11}
 
-\begin{verbatim}
+\lstset{language=Python}
+\begin{lstlisting}
 import scipy
 import pylab
 x = scipy.linspace(-5*scipy.pi, 5*scipy.pi, 500)
@@ -147,21 +180,24 @@ pylab.legend(['x', '-x', 'sin(x)', 'xsin(x)'])
 pylab.annotate('origin', xy = (0, 0))
 pylab.xlim(-5*scipy.pi, 5*scipy.pi)
 pylab.ylim(-5*scipy.pi, 5*scipy.pi)
-\end{verbatim}
+\end{lstlisting}
 \end{frame}
 \begin{frame}
 \frametitle{Exercise 1}
-\label{sec-10}
+\label{sec-12}
+
 
-  Write a python script to plot a sine wave from 
+\begin{itemize}
+\item Write a python script to plot a sine wave from 
     $-2\Pi$
   to 
     $2\Pi$
   .
+\end{itemize}
 \end{frame}
 \begin{frame}
 \frametitle{What is a module?}
-\label{sec-11}
+\label{sec-13}
 
   Module is simply a file containing Python definitions and
   statements. Definitions from a module can be imported into other
@@ -169,59 +205,100 @@ pylab.ylim(-5*scipy.pi, 5*scipy.pi)
 \end{frame}
 \begin{frame}
 \frametitle{Python standard library}
-\label{sec-12}
+\label{sec-14}
 
   Python has a very rich standard library of modules.
+
 \begin{itemize}
 \item Few libraries
-
 \begin{itemize}
-\item Math: \texttt{math}, \texttt{random}
-\item Internet access: \texttt{urllib2}, \texttt{smtplib}
-\item System, Command line arguments: \texttt{sys}
-\item Operating system interface: \texttt{os}
-\item regular expressions: \texttt{re}
-\item compression: \texttt{gzip}, \texttt{zipfile}, \texttt{tarfile}
+\item Math: \verb~math~, \verb~random~
+\item Internet access: \verb~urllib2~, \verb~smtplib~
+\item System, Command line arguments: \verb~sys~
+\item Operating system interface: \verb~os~
+\item regular expressions: \verb~re~
+\item compression: \verb~gzip~, \verb~zipfile~, \verb~tarfile~
 \end{itemize}
-
 \item More information
-
 \begin{itemize}
 \item \href{http://docs.python.org/library}{http://docs.python.org/library}
 \end{itemize}
-
 \end{itemize}
 \end{frame}
 \begin{frame}
 \frametitle{Summary}
-\label{sec-13}
+\label{sec-15}
+
+  In this tutorial, we have learnt to,
 
-\begin{itemize}
-\item Running scripts from command line
-\item Learned about modules
 
 \begin{itemize}
-\item importing modules
+\item Run scripts from command line,
+\item Import modules by specifying the module name followed by  
+    an asterisk.
+\item Import only the required functions from modules by specifying 
+    the function name.
+\item Use python standard library.
 \end{itemize}
+\end{frame}
+\begin{frame}
+\frametitle{Evaluation}
+\label{sec-16}
 
-\item Python standard library
+
+\begin{enumerate}
+\item Which among this is correct ?
+\begin{itemize}
+\item from scipy import plot
+\item from numpy import plot
+\item from matplotlib import plot
+\item from pylab import plot
+\end{itemize}
+\vspace{2pt}
+\item Which among these libraries is part of python standard library ?
+\begin{itemize}
+\item Mayavi
+\item scipy
+\item matplotlib
+\item urllib2
 \end{itemize}
+\vspace{2pt}
+\item Functions ``xlim()'' and ``ylim()'' can be imported to the current
+   name-space as,
+\begin{itemize}
+\item from pylab import xlim, ylim
+\item import pylab
+\item from scipy import xlim, ylim
+\item import scipy
+\end{itemize}
+\end{enumerate}
 \end{frame}
 \begin{frame}
-\frametitle{Thank you!}
-\label{sec-14}
+\frametitle{Solutions}
+\label{sec-17}
+
 
-  \begin{block}{}
+\begin{enumerate}
+\item from pylab import plot
+\vspace{12pt}
+\item urllib2
+\vspace{12pt}
+\item from pylab import xlim, ylim
+\end{enumerate}
+\end{frame}
+\begin{frame}
+
+ \begin{block}{}
   \begin{center}
-  This spoken tutorial has been produced by the
-  \textcolor{blue}{FOSSEE} team, which is funded by the 
+  \textcolor{blue}{\Large THANK YOU!} 
   \end{center}
+  \end{block}
+\begin{block}{}
   \begin{center}
-    \textcolor{blue}{National Mission on Education through \\
-      Information \&amp; Communication Technology \\ 
-      MHRD, Govt. of India}.
+    For more Information, visit our website\\
+    \url{http://fossee.in/}
   \end{center}  
   \end{block}
 \end{frame}
 
-\end{document}
+\end{document}
\ No newline at end of file
-- 
cgit 

</pre></body></html>