global-variable-undefined.md

Pattern: Global variable not defined in the module scope

Issue: -

Description

Used when a variable is defined through the global statement but the variable is not defined in the module scope.

Example of incorrect code:

def define_constant():
    global SOMEVAR
    SOMEVAR = 2

Example of correct code:

SOMEVAR = 1

def fix_contant(value):
    SOMEVAR = value

Further Reading

• Python Frequently Asked Questions - What are the rules for local and global variables in Python?