v2.20.1

Features & Improvements

• Add a fixer to remove the deprecated cross_platform strategy from lock file. (#3259)

Bug Fixes

• Fix the bug that pdm build would fail when use_uv is true. (#3231)
• Fix group name normalization when comparing groups. (#3247)
• Inherit file descriptors instead of closing when running child processes in pdm run. (#3252)
• Fix using no_proxy when all_proxy is set. (#3254)
• Preserve multiline arrays and don't add empty tool.pdm table header when updating the pyproject.toml. (#3258)
• Fix compatibility of ErrorArgumentParser for Python 3.12 and above. (#3264)