pytest-responsemock

HTTPretty

Intercept HTTP requests at the Python socket level. Fakes the whole socket module

pytest-mock

Thin-wrapper around the mock package for easier use with pytest

httmock

A mocking library for requests

requests-staticmock

A test utility for mocking out requests host from a fixtures directory

pook

HTTP traffic mocking and testing made easy in Python

responsaas

python-mocket

a socket mock framework - for all kinds of socket animals, web-clients included