bump minimum python version to 3.9
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Authored by PiRK on Feb 2 2024, 11:06.

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Reviewers

Fabien

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rABC364cb01e0a6f: bump minimum python version to 3.9

Summary

And remove some compatibility code.

note that Electrum ABC is currently packaged with 3.9.13

Supported Linux operating systems (core#27483):

FreeBSD 12/13 also ships with 3.9
CentOS-like 8/9 also ships with 3.9 (and 3.11)
OpenSuse Leap also ships with 3.9 (and 3.11)

Debian bullseye or newer
Ubuntu 21.04 and newer

Note that it is relatively easy to install python 3.9 on Ubuntu 20.04 with the package manager:
https://tecadmin.net/how-to-install-python-3-9-on-ubuntu-20-04/

Test Plan

ninja check-functional

Check the doc for hmac.digest and concurrent.futures to confirm the API is compatible with python 3.9.

Repository

rABC Bitcoin ABC

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Lint Not Applicable

Unit

Tests Not Applicable

PiRK created this revision.Feb 2 2024, 11:06

PiRK requested review of this revision.Feb 2 2024, 11:06

There are also a min version check in some cmake files

This revision now requires changes to proceed.Feb 2 2024, 11:09

PiRK added inline comments.Feb 2 2024, 11:11

electrum/electrumabc/plugins.py
30 ↗	(On Diff #44902)	See https://docs.python.org/3/library/concurrent.html It never really made sense to import concurrent on its own. This package only has one module: `concurrent.futures`.