1 \documentclass[12pt]{article}

     2 %\title{Plotting Data}

     3 %\author{FOSSEE}

     4 \begin{document}

     5 \date{}

     6 \vspace{-1in}

     7 \begin{center}

     8 \LARGE{Plotting Data}\\

     9 \large{FOSSEE}

    10 \end{center}

    11 \section{Scripts}

    12 IPython History

    13 \begin{verbatim}

    14 In [1]: %hist

    15 In [2]: %hist -n

    16 \end{verbatim}

    17 

    18 Running a Script

    19 \begin{verbatim}

    20 In [3]:  %run script_name.py

    21 \end{verbatim}

    22 

    23 \section{Plotting from Data files}

    24 \begin{verbatim}

    25 In [1]: L = [] #Empty List

    26 In [2]: T = []

    27 In [3]: for line in open('pendulum.txt'): # Opening & Reading files

    28   ....:     points = line.split() # Splitting a string

    29   ....:     L.append(float(points[0])) # Appending to a list

    30   ....:     T.append(float(points[1]))

    31 In [4]: TSq = []

    32 In [5]: for t in T:  #Iterating through lists

    33  ....:     TSq.append(t*t)

    34 In [6]: plot(L, TSq, '.') # Plotting points

    35 \end{verbatim}

    36 \end{document}

    37