#!/usr/env python

"""
small demo of modules
"""

print "numfun2 in the house"
x  = 2
s  = "spamm"

def numop2(x,y,multiplier=1.0,greetings="Thank you for your inquiry."):
    """ 
    Purpose: does a simple operation on two numbers.

    Input: We expect x,y are numbers
           multiplier is also a number (a float is preferred) and is optional.
           It defaults to 1.0. You can also specify a small greeting as a string.

    Output: return x + y times the multiplier
    """ 
    if greetings is not None:
       print greetings
    return (x + y)*multiplier