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Python is "default local"
Introduction to Python example from a Well House Consultants training course
More on Introduction to Python [link]

This example is described in the following article(s):
   • Default local - a good choice by the author of Python - [link]

Source code: scope Module: Y101
# Python is "default local"

value = 17.7 # value in main code

def counter():
        value = 7 # local to function (in Python, THANK GOODNESS!)
        return 3 * value
cx = counter()
print "The value is",value,"and the counter gave me",cx

def counter():
        global value
        value = 7 # this one shared with main code
        return 3 * value
cx = counter()
print "The value is",value,"and the counter gave me",cx

""" Shared with main code

munchkin:opy grahamellis$ python scope
The value is 17.7 and the counter gave me 21
The value is 7 and the counter gave me 21
munchkin:opy grahamellis$ """

Learn about this subject
This module and example are covered on the following public courses:
 * Deploying LAMP - Linux, Apache, MySQL, Perl/PHP
 * Linux Web Server
 * Learning to program in Python
 * Python Programming
Also available on on site courses for larger groups

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This example comes from our "Introduction to Python" training module. You'll find a description of the topic and some other closely related examples on the "Introduction to Python" module index page.

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