[3.12] GH-124321: Fix argparse negative number parsing to capture -.5(G…#124361

savannahostrowski wants to merge 3 commits into

python:3.12python/cpython:3.12from

savannahostrowski:backport-dc48312-3.12savannahostrowski/cpython:backport-dc48312-3.12Copy head branch name to clipboard