Libraries and Modules

Learn Python zoneinfo to convert time zones, handle daylight saving, fold, UTC, and tzdata without scheduling mistakes.

Learn Python copy to create shallow and deep copies, replace fields, and avoid sharing nested mutable objects by mistake.

Learn Python bisect to keep lists sorted, locate ranges, find neighbors, and insert values efficiently with binary search.

Learn Python heapq to build priority queues, find the smallest values, and process tasks efficiently with binary heaps.

Learn what Python libraries are, how modules and packages differ, how to install and import them, use virtual environments, and

Learn the most useful Python built-in functions for input, output, conversion, numbers, collections, iteration, sorting, validation, files, inspection, and objects.

Learn Python Requests from scratch: install the library, send GET and POST requests, work with parameters, headers, JSON, timeouts, sessions,

Learn Python datetime: create, parse, format, compare, and calculate dates and times, use timedelta, UTC, zoneinfo, and aware datetimes.