While reference-index describes the exact syntax and semantics of the Python language, this library reference manual describes the standard library that is distributed with Python.6. The Python Library Reference: Release 3.
Python's standard library is very extensive, offering a wide range of facilities as indicated by the long table of contents listed below.Some of these modules are explicitly designed to encourage and enhance the portability of Python programs by abstracting away platform-specifics into platform-neutral APIs.6.