additional_ipython/slides.org
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#+LaTeX_CLASS: beamer
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#+LaTeX_CLASS_OPTIONS: [presentation]
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#+BEAMER_FRAME_LEVEL: 1
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#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent}
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#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra)
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#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC
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#+LaTeX_CLASS: beamer
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#+LaTeX_CLASS_OPTIONS: [presentation]
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#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl}
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#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet}
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#+LaTeX_HEADER:\usepackage{listings}
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#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries,
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#+LaTeX_HEADER:  commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen},
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#+LaTeX_HEADER:  showstringspaces=false, keywordstyle=\color{blue}\bfseries}
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#+TITLE:    Additional Features of =ipython=
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#+AUTHOR:    FOSSEE
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#+EMAIL:     
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#+DATE:    
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#+DESCRIPTION: 
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#+KEYWORDS: 
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#+LANGUAGE:  en
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#+OPTIONS:   H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t
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#+OPTIONS:   TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc
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* Outline
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  + Retrieving ipython history 
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  + Viewing a part of the history 
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  + Saving (relevant) parts of the history to a file
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  + Running a script from within ipython 
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* Question 1
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  Read through the documentation of ~%hist~ and find out how to list
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  all the commands between 5 and 10
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* Solution 1
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  #+begin_src python
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    In []: %hist 5 10
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  #+end_src
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* Question 2
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  Change the label on y-axis to "y" and save the lines of code
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  accordingly
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* Solution 2
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  #+begin_src python
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    In []: ylabel("y")
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    In []: %save /home/fossee/example_plot.py 1 3-6 10
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  #+end_src
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* Question 3
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  Use =%hist= and =%save= and create a script that has show in it and
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  run it to produce and show the plot.
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* Solution 3
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  #+begin_src python
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    In []: %hist 20
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    In []: %save /home/fossee/show_included.py 1 3-6 8 10 13
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    In []: %run -i /home/fossee/show_included.py
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  #+end_src
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* Question 4
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  Run the script without using the -i option. Do you find any
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  difference?
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* Solution 4
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  We see that it raises ~NameError~ saying the name ~linspace~ is not
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  found.
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* Summary
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  + Retreiving history using =%hist= command
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  + Vieweing only a part of history by passing an argument to %hist
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  + Saving the required lines of code in required order using %save
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  + Using %run -i command to run the saved script
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* Thank you!
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#+begin_latex
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  \begin{block}{}
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  \begin{center}
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  This spoken tutorial has been produced by the
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  \textcolor{blue}{FOSSEE} team, which is funded by the 
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  \end{center}
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  \begin{center}
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    \textcolor{blue}{National Mission on Education through \\
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      Information \& Communication Technology \\ 
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      MHRD, Govt. of India}.
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  \end{center}  
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  \end{block}
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#+end_latex
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