path: root/day1/tot.tex

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%Tutorial slides on Python.
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% Author: FOSSEE 
% Copyright (c) 2009, FOSSEE, IIT Bombay
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% Title page
\title[Tricks of the trade]{Python for Science and Engg: Tricks of the trade}

\author[FOSSEE] {FOSSEE}

\institute[IIT Bombay] {Department of Aerospace Engineering\\IIT Bombay}
\date[] {28 January, 2010\\Day 1, Tricks of the Trade}
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%% the beginning of each subsection:
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  \begin{frame}<beamer>
    \frametitle{Outline}
    \tableofcontents[currentsection,currentsubsection]
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    \frametitle{Outline}
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% DOCUMENT STARTS
\begin{document}

\begin{frame}
  \maketitle
\end{frame}

%% \begin{frame}
%%   \frametitle{Outline}
%%   \tableofcontents
%%   % You might wish to add the option [pausesections]
%% \end{frame}

\begin{frame}
  \frametitle{Workshop Schedule: Day 1}
  \begin{description}
	\item[Tricks of the trade] Thu 09:00--09:30
	\item[Session 1] Thu 09:30--10:30
	\item[Session 2] Thu 10:45--11:45
	\item[Session 3] Thu 11:50--12:30
	\item[Session 4] Thu 12:30--1:30
        \item[Quiz 1] Thu 14:30--14:45
        \item[Exercises] Thu 14:45--15:30
        \item[Session 5] Thu 15:45--16:45
        \item[Quiz 2] Thu 16:50--17:05
  \end{description}
\end{frame}

\begin{frame}
  \frametitle{Workshop Schedule: Day 2}
  \begin{description}
	\item[Session 1] Fri 09:00--10:00
	\item[Session 2] Fri 10:05--11:05
	\item[Session 3] Fri 11:20--12:20
	\item[Session 4] Fri 12:25--13:25
        \item[Quiz 1]  Fri 14:25--14:40
        \item[Exercises] Fri 14:40--15:25
        \item[Session 5] Fri 15:40--16:40
        \item[Quiz 2]  Fri 16:45--17:00
  \end{description}
\end{frame}

\section{Checklist}
\begin{frame}
\frametitle{Checklist}
  \begin{enumerate}
    \item IPython
    \item Editor
    \item Data files: 
      \begin{itemize}
      \item \typ{sslc1.txt}
      \item \typ{pendulum.txt}
      \item \typ{points.txt}
      \item \typ{pos.txt}
      \item \typ{holmes.txt}
      \end{itemize}
    \item Python scripts: 
      \begin{itemize}
      \item \typ{sslc_allreg.py}
      \item \typ{sslc_science.py}
      \end{itemize}
    \item Images
      \begin{itemize}
      \item \typ{lena.png}
      \item \typ{smoothing.gif}
      \end{itemize}
  \end{enumerate}
\end{frame}

\section{Starting up Ipython}
\begin{frame}[fragile]
\frametitle{Starting up \ldots}
\begin{block}{}
\begin{lstlisting}
  $ ipython -pylab  
\end{lstlisting} %$
\end{block}
\begin{lstlisting}     
  In []: print "Hello, World!"
  Hello, World!
\end{lstlisting}
Exiting
\begin{lstlisting}
  In []: ^D(Ctrl-D)
  Do you really want to exit([y]/n)? y
\end{lstlisting}
\end{frame}

\section{Loops}
\begin{frame}[fragile]
\frametitle{Loops}
Breaking out of loops
\begin{lstlisting}     
  In []: while True:
    ...:     print "Hello, World!"
    ...:     
  Hello, World!
  Hello, World!^C(Ctrl-C)
  ------------------------------------
  KeyboardInterrupt                   
\end{lstlisting}
\end{frame}

\section{Indentation}
\begin{frame}[fragile]
  \frametitle{Indentation}
  \begin{lstlisting}
  In []: while True:
    ...:     print "Hello, World!"
    ...:     
  \end{lstlisting}
\emphbar{\alert{Indentation: Notice the 4 spaces before\\} \typ{print "Hello, World!"}\\
  Hit the ``ENTER'' key twice to return to the previous indentation level}
\end{frame}

\section{Tab Completion}
\begin{frame}[fragile]
  \frametitle{Tab Completion}
  Type \typ{pri} and hit the Tab key
  \begin{lstlisting}
    In []: pri <Tab>
    In []: print
  \end{lstlisting}
  Type \typ{whi} and hit the Tab key
  \begin{lstlisting}
    In []: whi <Tab>
    In []: while
  \end{lstlisting}
\end{frame}

\section{Tab Suggestions}
\begin{frame}[fragile]
  \frametitle{Tab Suggestions}
  \begin{lstlisting}
In []: a = 'Hello world'

In []: a.<Tab>
  \end{lstlisting}
  \ldots
\end{frame}

\section{Command history}
\begin{frame}[fragile]
  \frametitle{Command history}
  \typ{In []:} \alert{$\uparrow$}\\
  \typ{In []: a = 'Hello world'}\\
  \emphbar{The previously entered commands can be browsed using the \alert{$\uparrow$} key.}
\end{frame}

\section{Saving Commands}
\begin{frame}[fragile]
\frametitle{History and Saving of Commands}
\begin{itemize}
\item \typ{\%hist} gives history of commands in a session
\item \typ{\%save} can be used to save the commands
\end{itemize}
\begin{block}{Careful about errors!}
  \kwrd{\%hist} will contain the errors as well,\\
  so be careful while selecting line numbers.
\end{block}
\end{frame}

\section{Editors}
\begin{frame}[fragile]
  \frametitle{Editors}
  The following are some good editors:
  \begin{itemize}
  \item emacs
  \item vim
  \item \alert{scite} - we recommend it
  \end{itemize}
\end{frame}

\section{Scite - How to}
\begin{frame}[fragile]
  \frametitle{Scite - How to \ldots}
  \begin{itemize}
  \item Opening scite
    \begin{itemize}
    \item GNU/Linux: \alert{Applications} $\rightarrow$ \alert{Programming} $\rightarrow$ \alert{SciTE Text Editor}
    \item Windows: Double click on the \alert{SciTE} Desktop icon
    \end{itemize}
  \item Type the contents
  \item Saving the file with a filename \alert{File $\rightarrow$ Save as}
  \item Saving the file  \alert{File $\rightarrow$ Save}
  \item Exiting the editor  \alert{File $\rightarrow$ Exit}
  \item To open an existing file: \alert{File $\rightarrow$ Open}
  \end{itemize}
\end{frame}

\section{Summary}
\begin{frame}[fragile]
  \frametitle{What did we learn?}
  \begin{itemize}
    \item Starting up IPython
    \item Loops - Indentation and breaking out of loops
    \item \kwrd{\%hist} - History of commands
    \item \kwrd{\%save} - Saving commands 
    \item Using SciTE
  \end{itemize}
\end{frame}

\end{document}