Variable Scope - Python for Beginners

Published: 21 June 2026
on channel: The Software Mentor

Variable Scope - part of Python for Beginners.
Short, clear Python lessons - one concept at a time.

In this lesson:
Variables created inside a function are local and private to that call
Local variables are destroyed as soon as the function returns
Functions can read global variables without any special keyword
To reassign a global variable inside a function, declare it with global

Chapters:
0:00 Intro
0:08 What is Scope?
0:20 Walkthrough
0:30 Walkthrough
0:40 Walkthrough
0:53 Walkthrough
1:08 Running the Program
1:18 Changing a Global Variable
1:29 Walkthrough
1:40 Walkthrough
1:52 Global Keyword in Action
2:02 Recap

Module: Functions
Every command and code example in this video is executed and verified before publishing.

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