Python: Fundamentals and the Python 2 to 3 upgrade

A Pro study guide on Python: 32 lessons in 6 parts, 7 hands-on Practical use cases. A Pro plan opens every lesson, practice question and Practical.

What you will learn

Python basics - Running a program, indentation, names and numbers, strings and f-strings, operators and truthiness, and if, for and while. (5 lessons)
Data structures and functions - Lists, tuples, dictionaries, sets and comprehensions, then functions, arguments, scope and lambdas. (5 lessons)
Objects and errors - Classes and self, special methods, inheritance, exceptions with try and raise, and dataclasses. (5 lessons)
Files, modules and packages - Reading and writing files, JSON and CSV, imports and the __main__ guard, virtual environments and pip. (4 lessons)
Iterators, generators and decorators - How a for loop works, generators with yield, decorators and context managers. (4 lessons)
The Python 2 to Python 3 upgrade - Why Python 3 broke compatibility and what changed: print, division, text versus bytes, lazy results, renamed modules, how to port safely, and why there is no Python 4. (9 lessons)