python3-typing_extensions: python3-typing_extensions (Backported and Experimental Type Hints for Python) python3-typing_extensions: python3-typing_extensions: The typing module was added to the standard library in Python 3.5 on python3-typing_extensions: a provisional basis and will no longer be provisional in Python 3.7. python3-typing_extensions: However, this means users of Python 3.5 - 3.6 who are unable to python3-typing_extensions: upgrade will not be able to take advantage of new types added to the python3-typing_extensions: typing module, such as typing.Text or typing.Coroutine. python3-typing_extensions: python3-typing_extensions: python3-typing_extensions: Homepage: https://pypi.org/project/typing-extensions/ python3-typing_extensions: