.. link: http://dgplug.org/summertraining/2013/posts/shantanusarkar-myshellv1-20130719-074012.html
.. description: 
.. tags: 
.. date: 2013/07/19 07:40:13
.. title: shantanusarkar myshellv1 20130719-074012
.. slug: shantanusarkar-myshellv1-20130719-074012

Objective
----------

To create a python shell which will greet and give the current stock value.

Program
--------
::
    
     #!/usr/bin/env python
     
     from cmd2 import Cmd
     from getpass import getuser
     import sys
     import requests
     
     __version__ = '0.1'
     
     class Application(Cmd):
     
     
        def __init__(self):
            Cmd.__init__(self)
        
        def do_greet(self,line):
            print "Hi! %s " %(getuser()) # getuser()will give the username of the system as output.
            
        def do_stock(self,line):
            link=requests.get('http://download.finance.yahoo.com/d/quote.csv?s='+line+'&f=l1') # opens the link with <line> which should be a valid NASDAQ symbol.
            print link.text # prints the output of the link.
     
     if __name__ == '__main__':
        app = Application()
        app.cmdloop()
        
To go to program click `here`_.

.. _here : https://github.com/shantanusarkar/dgplug_summer_training/blob/master/myshell/myshell.py

Run
----

To run this requests and cmd2 modules should be installed in the virtual env.

::
    
    [Shantanu@dhcppc0] myshell $ (master) source ~/virt1/bin/activate
    (virt1)[Shantanu@dhcppc0] myshell $ (master) python myshell.py

Output
-------

::
    
    (Cmd) greet
    Hi! Shantanu 
    (Cmd) stock GOOG
    910.68