# coding:utf-8
      """
      What is a Module?
      Consider a module to be the same as a code library.
      A file containing a set of functions you want to include in your application.
      
      Create a Module
      To create a module just save the code you want in a file 
      with the file extension .py:
      """
      def greeting(name):
        print("Hello, " + name)