Python Basics: Introduction to Python (Learning Path) – Real Python

Python Basics: Functions and Loops (Overview) – Real Python

Welcome To The Python Tutorial

Program to count vowels, consonant, digits and special characters in string. - GeeksforGeeks

Python: Count vowels in python using function - w3resource

create a program called countvowelspy that has a function that takes in a string then prints the number of unique vowels in the string regardless of it being upper or lower casethe argument 23104

Python Tutorial For Beginners

Introduction to Python - A Complete Python Programming Tutorial

Python for Beginners [2 of 44] Introducing Python