cpython
https://github.com/python/cpython
Python
The Python programming language
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- Issues
- Need to defer GC tracking of frozenset/set construction
- test_c_stack_unwind fails on Linux LoongArch builds
- gh-71448: Support extension in BytesIO.truncate
- [Free-threading] `assert(!_Py_IsImmortal(op))` failure when BRC merge queue races with `sys.intern`
- gh-152276: Fix `assert(!_Py_IsImmortal(op))` failure when BRC merge queue races with `sys.intern`
- base64: Replacing the old `getopt` with `argparse` in CLI
- gh-151947: Fix all Sphinx reference warnings in `email.{charset,parser}.rst`
- `test_zipfile64.[...].test_strip_removed_large_file_with_dd_no_sig` fails on BigMem runs
- Upgrade bundled Expat to 2.8.2 (e.g. for the fix to CVE-2026-56132 and 12 others)
- gh-151814: Add test for TextIOWrapper.write unbounded memory growth from repeated writes
- Docs
- Python not yet supported