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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, Introduction}

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    \frametitle{Outline}

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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[Session 1] Mon 09:00--10:00

	\item[Session 2] Mon 10:05--11:05

	\item[Session 3] Mon 11:20--12:20

	\item[Session 4] Mon 12:25--13:25

        \item[Quiz 1] Mon 14:25--14:40

        \item[Exercises] Mon 14:40--15:25

        \item[Session 5] Mon 15:40--16:40

        \item[Quiz 2] Mon 16:45--17:00

  \end{description}

\end{frame}

\begin{frame}

  \frametitle{Workshop Schedule: Day 2}

  \begin{description}

	\item[Session 1] Tue 09:00--10:00

	\item[Session 2] Tue 10:05--11:05

	\item[Session 3] Tue 11:20--12:20

	\item[Session 4] Tue 12:25--13:25

        \item[Quiz 1]  Tue 14:25--14:40

        \item[Exercises] Tue 14:40--15:25

        \item[Session 5] Tue 15:40--16:40

        \item[Quiz 2]  Tue 16:45--17:00

  \end{description}

\end{frame}

\section{Checklist}

\begin{frame}

\frametitle{Checklist}

  \begin{enumerate}

    \item IPython

    \item Editor: We recommend \alert{scite}.

    \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 - Indentation and Breaking out of 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}

\emphbar{\alert{Indentation: Notice the 4 spaces after\\} \typ{while True:}}

\end{frame}

\section{Saving Commands}

\begin{frame}[fragile]

\frametitle{History and Saving of Commands}

\begin{itemize}

\item \typ{\%hist} gives complete 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 scite - we recommend scite

  \end{itemize}

\end{frame}

\section{Scite - How to}

\begin{frame}[fragile]

  \frametitle{Scite - How to \ldots}

  \begin{itemize}

  \item Opening a file

  \item Saving a file

  \item Exiting the editor

  \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}

    \item Saving commands to a script

  \end{itemize}

\end{frame}

\end{document}