Django 2 tutorial 20 - Custom form validation in Django

Packages and local imports in Python

Modules and the import statement in Python

Python list member methods

Introduction to Python lists

Python tuples

Python string join and split methods

Python dictionaries

Python If elif else conditional

Logical operators and the if statement in Python

Sets in Python

Nested loops and the zip method in Python

The Python for loop

Range and enumerate Python built in functions

Any and all Python built in functions

Python list and dictionary comprehensions

The while loop in Python

Positional and keyword arguments in Python functions

Introduction to functions in Python

Lambda functions in Python

Python arithmetic operators

The Python assignment operator

Python comparison operators

Built in Functions and Operators for Strings

String formatting in Python