.. link: http://dgplug.org/summertraining/2013/posts/iowabeakster-myshell-20130718-191254.html
.. description: 
.. tags: 
.. date: 2013/07/18 19:12:54
.. title: iowabeakster myshell 20130718-191254
.. slug: iowabeakster-myshell-20130718-191254

myshell
==========

basic functions of script
-------------------------

- import necessary modules
- take 4 prompt inputs and give the requested outputs

link
----
`Github Link <https://github.com/iowabeakster/summertraining_test_repo/blob/master/myshell/psh.py>`_


note:  this script was meant to be ran in a virutalenv with needed modules installed, as in session work

script code
-----------

.. code:: python

 from cmd2 import Cmd
 import os
 import pwd
 import requests

 __version__ = '0.1'

 # function to provide the current username
 def get_username():
     return pwd.getpwuid( os.getuid() )[ 0 ]


 class Application(Cmd):
     """
     The main Application class
 
     """
     def __init__(self):
         Cmd.__init__(self)

 # provided hello input function
     def do_hello(self, line):
         print "Hello:", line

 # sayit function prints indicated text, conveying that python does "Rock!"
     def do_sayit(self, line):
         print "Python Rocks!", line

 # home task assignment to repond to the input "greet" with "Hi, <username>"        
     def do_greet(self, line):
         user = get_username()
         print "Hi,", user

 # home task to provide stock quote using the requests lib        
     def do_stock(self, line):
         ticker = line
         r = requests.get(
         'http://download.finance.yahoo.com/d/quotes.csv?s=%s&f=l1' % ticker
         )
         print r.text

        


 if __name__ == '__main__':
     app = Application()
     app.cmdloop()