This tiny module delivers the environment you need for creating abstract base classes.

This well-known module delivers a tool for coding and decoding binary code into a format that can be displayed – and the other way round.

This module offers specialized container data types that work as an alternative to basic contained types for general purposes such as dict, list, set, and tuple.

Delivers functionalities for exporting and importing tabular data in CSV format. The module allows developers to say “load data” or “save data” from to a CSV file.

A simple and one of the most popular modules in Python. It delivers tools that make it easier to work with dates and times.

This module defines functions and classes that provide a flexible event logging system for applications and libraries.

This module gives developers access to the mathematical functions defined by the C standard.

This module offers a portable method of using operating system dependent functionality.

This useful module implements pseudo-random number generators for various distributions.