Python 3.9 package review request

[Miro Hrončok]

Python 3.9.0a1 is out: https://www.python.org/downloads/release/python-390a1/

Here is the package review request for python39:

https://bugzilla.redhat.com/show_bug.cgi?id=1774417
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Miro Hrončok
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Phone: [phone]
IRC: mhroncok