Python tests

Specifically mention git-send-email in setup #91

Annotations

10 errors and 1 warning

lieer/gmailieer.py:453:25: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:462:23: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:463:42: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:1007:29: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:1055:21: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:1059:25: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:1076:29: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:1091:25: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:1148:15: UP031 Use format specifiers instead of percent format

lieer/gmailieer.py:1151:15: UP031 Use format specifiers instead of percent format

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-python@v4. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.