Merged branches.
authorSantosh G. Vattam <vattam.santosh@gmail.com>
Wed, 18 Nov 2009 17:14:54 +0530
changeset 312 694b7bdeef09
parent 311 5303c34a3180 (diff)
parent 308 d93be08d69f8 (current diff)
child 313 f5bcb974a665
Merged branches.
--- a/day1/cheatsheet2.tex	Wed Nov 18 17:08:39 2009 +0530
+++ b/day1/cheatsheet2.tex	Wed Nov 18 17:14:54 2009 +0530
@@ -25,27 +25,15 @@
 \LARGE{Plotting Points}\\
 \large{FOSSEE}
 \end{center}
-\section{Plotting from Data files}
-\begin{verbatim}
-l = [] #Empty List
-t = []
-for line in open('pendulum.txt'): # Opening & Reading files
-    points = line.split() # Splitting a string
-    l.append(float(points[0])) # Appending to a list
-    t.append(float(points[1]))
-tsq = []
-for time in t:  #Iterating through lists
-    tsq.append(t*t)
-plot(l, tsq, '.') # Plotting points
-\end{verbatim}
+
 \section{Plotting Points with Lists}
 
 \begin{lstlisting}
-In [1]: x = [0, 1, 2, 3]
-In [2]: y = [7, 11, 15, 19]
-In [3]: plot(x, y)
-In [4]: clf()
-In [5]: plot(x, y, 'o')  # Plotting Circles
+In []: x = [0, 1, 2, 3]
+In []: y = [7, 11, 15, 19]
+In []: plot(x, y)
+In []: clf()
+In []: plot(x, y, 'o')  # Plotting Circles
 #Dots - '.', #Dashed lines - '--' #Lines - '-'
 \end{lstlisting}
 
@@ -53,32 +41,31 @@
 
 Initializing
   \begin{lstlisting}
-In [10]: mtlist = []      # Empty List
-In [11]: lst = [ 1, 2, 3, 4, 5] 
+In []: mtlist = []      # Empty List
+In []: lst = [ 1, 2, 3, 4, 5] 
   \end{lstlisting}
 Slicing
 \begin{lstlisting}
-In [12]: lst[1:3]         # A slice.
-Out[12]: [2, 3]
+In []: lst[1:3]         # A slice.
+Out[]: [2, 3]
 
-In [13]: lst[1:-1]
-Out[13]: [2, 3, 4]
+In []: lst[1:-1]
+Out[]: [2, 3, 4]
 \end{lstlisting}
 Appending to lists
 \begin{lstlisting}
-In [14]: a = [ 6, 7, 8, 9]
-In [15]: b = lst + a
-In [16]: b
-Out[16]: [1, 2, 3, 4, 5, 6, 7, 8, 9]
+In []: a = [ 6, 7, 8, 9]
+In []: b = lst + a
+In []: b
+Out[]: [1, 2, 3, 4, 5, 6, 7, 8, 9]
 
-In [17]: lst.append(6)
-In [18]: lst
-Out[18]: [ 1, 2, 3, 4, 5, 6]
+In []: lst.append(6)
+In []: lst
+Out[]: [ 1, 2, 3, 4, 5, 6]
 \end{lstlisting}
-
 Iterating over a List
 \begin{lstlisting}
-In [19]: for each in b:  # Iterating over the list, element-wise
+In []: for each in b:  # Iterating over the list, element-wise
  ....:     print b       # Print each element
  ....:
 \end{lstlisting}