diff options
| -rw-r--r-- | using_python_modules/slides.org | 92 | ||||
| -rw-r--r-- | using_python_modules/slides.tex | 189 |
2 files changed, 207 insertions, 74 deletions
diff --git a/using_python_modules/slides.org b/using_python_modules/slides.org index 46f6dc9..199e63a 100644 --- a/using_python_modules/slides.org +++ b/using_python_modules/slides.org @@ -18,7 +18,7 @@ #+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, #+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} -#+TITLE: Using python modules +#+TITLE: #+AUTHOR: FOSSEE #+EMAIL: #+DATE: @@ -29,11 +29,35 @@ #+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 - - Running python scripts from command line - - Importing python modules - - Importing scipy \& pylab modules - - About python standard library. +* +#+begin_latex +\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_latex +* Objectives + At the end of this tutorial, you will be able to , + + - Execute python scripts from command line. + - Use import in scripts. + - Import scipy and pylab modules. + - Use python standard modules and 3rd party modules. +* Pre-requisite +Spoken tutorial on - +- Using plot interactively. +- Embellishing a plot. +- Saving plots. * Running Python script from command line - Create a script, open text editor and type the following : print "hello world!" @@ -78,7 +102,7 @@ pylab.ylim(-5*scipy.pi, 5*scipy.pi) #+end_src * Exercise 1 - Write a python script to plot a sine wave from + - Write a python script to plot a sine wave from #+begin_latex $-2\Pi$ #+end_latex @@ -103,21 +127,53 @@ - More information - [[http://docs.python.org/library]] * Summary - - Running scripts from command line - - Learned about modules - - importing modules - - Python standard library -* Thank you! + In this tutorial, we have learnt to, + + - Run scripts from command line, + - Import modules by specifying the module name followed by + an asterisk. + - Import only the required functions from modules by specifying + the function name. + - Use python standard library. +* Evaluation +1. Which among this is correct ? + + - from scipy import plot + - from numpy import plot + - from matplotlib import plot + - from pylab import plot + +2. Which among these libraries is part of python standard library ? + + - Mayavi + - scipy + - matplotlib + - urllib2 + +3. Functions ``xlim()'' and ``ylim()'' can be imported to the current + name-space as, + + - from pylab import xlim, ylim + - import pylab + - from scipy import xlim, ylim + - import scipy +* Solutions +1. from pylab import plot + +2. urllib2 + +3. from pylab import xlim, ylim +* #+begin_latex - \begin{block}{} + \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 \& Communication Technology \\ - MHRD, Govt. of India}. + For more Information, visit our website\\ + \url{http://fossee.in/} \end{center} \end{block} #+end_latex 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 \& 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 *} \& \texttt{from pylab import *}. + Is better than, \verb~from scipy import *~ \& \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 \& 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 |