Преза: https://docs.google.com/presentation/d/1E-mQTAo04bOUwqNKDOXJv3mYZNn5WuuPCX2PCQm6_Ng PEP505: https://www.python.org/dev/peps/pep-0505/ PyDocs: https://docs.python.org/3/c-api/long.html#c.PyLong_FromLong Reddit: https://www.reddit.com/r/Python/comments/18leav/python_integer_range_5_256_and_identity_comparison/c8iq3c4/