With Python 3 are the continuing future of Python while Python 2 remains in active incorporate, it is good to have your venture designed for both significant releases of Python. This guide is supposed to support work out how better to supporting both Python 2 3 simultaneously.

If you are searching to port an extension module in the place of pure Python laws, be sure to discover Porting Extension Modules to Python 3 .

If you wish to learn one core Python creator’s accept precisely why Python 3 came into existence, you can read Nick Coghlan’s Python 3 Q A or Brett canon’s exactly why Python 3 prevails.

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Incorporate Pylint to make sure you do not regress on your own Python 3 support ( python -m pip install pylint )

Usage caniusepython3 to discover which of one’s dependencies are stopping their use of Python 3 ( python -m pip install caniusepython3 )

Once your dependencies are not any longer stopping you, use steady integration to ensure that you stay appropriate for Python 2 3 (tox will try against numerous variations of Python; python -m pip install tox )

Consider utilizing elective static means examining to be sure your kind practices works in both Python 2 3 (example. usage mypy to test your typing under both Python 2 Python 3; python -m pip install mypy ).

Mention: utilizing python -m pip apply guarantees the pip your invoke could be the one set up for your Python presently in use, whether it is a system-wide pip or one put in within an online planet . Continue reading “Porting Python 2 Signal to Python 3A¶”