20.29.0

What's Changed

• release 20.28.1 by @gaborbernat in #2818
• Makes --python command-line flag take precedence over env var by @filiplajszczak in #2821
• Add free-threaded Python support by @robsdedude in #2809
• Upgrade embeded setuptools by @gaborbernat in #2823

New Contributors

• @filiplajszczak made their first contribution in #2821
• @robsdedude made their first contribution in #2809

Full Changelog: 20.28.1...20.29.0