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Cpython Latest Pending

Cpython: Latest Pending Release

Release date:
Pending release in a future version
Previous version:
v3.15.0b2 (released June 2, 2026)
Magnitude:
15,808 Diff Delta
Contributors:
87 total committers
Data confidence:
---
Commits:
746 impacting commits

270 Features Released with Latest Pending

gh-150389: Make perf profiler tests resilient
#150437
[3.15] gh-150662: Stop unbounded memory growth in Tachyon `--gecko` collector (GH-150845)
#151000
gh-150662: Stop unbounded memory growth in Tachyon `--gecko` collector
#150845
gh-143008: Fix Null pointer dereferences in TextIOWrapper underlying stream access
#145957
[3.13] gh-150285: Fix too long docstrings in the concurrent package (GH-151076)
#151178
[3.15] gh-151130: Add more tests for PyWeakref_* C API (GH-151131)
#151140
[3.15] gh-149321: Remove lazy_imports=none startup mode (GH-149389)
#150129
[3.13] gh-149079: Fix O(n^2) canonical ordering in unicodedata.normalize() (GH-149080)
#150780
Fix issues reported by cpython-review-toolkit in faulthandler
#151341
gh-151130: Add more tests for PyWeakref_* C API
#151131
[3.13] gh-150389: Make perf profiler tests resilient (GH-150437) (GH-151501)
#151503
[3.15] gh-143988: Fix re-entrant mutation crashes in socket sendmsg/recvmsg_into (GH-143987)
#151246
gh-150599: Prevent bz2 decompressor reuse after errors
#150600
gh-150319: Replace all documentation which says "See PEP 585"
#150325
[3.15] gh-151039: Fix a crash when `_datetime` types outlive `_datetime` module (GH-151044)
#151143
[3.15] gh-101267: ProcessPoolExecutor no longer shares 1 BrokenProcessPool exception among all failed futures (GH-101268)
#151430
[3.13] gh-149144: Use `decodeURIComponent()` for UTF-8 support in `js_output()` (GH-149157)
#150949
gh-151461: Fix encoding-related exception handling in file tokenizer
#151462
[3.13] gh-151130: Add more tests for PyWeakref_* C API (GH-151131) (GH-151141)
#151148
gh-150898: Assume OpenSSL supports keylogging
#150870
[3.14] gh-101267: ProcessPoolExecutor no longer shares 1 BrokenProcessPool exception among all failed futures (GH-101268)
#151431
gh-143988: Fix re-entrant mutation crashes in socket sendmsg/recvmsg_into via `__buffer__`
#143987
gh-151253: Dump the Python path configuration on _PyCodec_InitRegistry() failure
#151250
gh-151337: Avoid possible memory leak in `_tkinter.c` on Windows.
#151340
[3.15] gh-151461: Fix encoding-related exception handling in file tokenizer (GH-151462)
#151470
gh-151295: Fix use-after-free in bytes.join()/bytearray.join() via re-entrant __buffer__
#151296
[3.13] gh-150285: Fix too long docstrings in GenericAlias and __class_getitem__ (GH-151354)
#151369
gh-84649: Use statx() in TimedRotatingFileHandler if available
#150968
[3.15] gh-138991: Update dataclass documentation for new eq behavior in Python 3.13 (GH-139007)
#151372
Add link to new security policy
#150800

Browse Other Releases

Latest Pending Unreleased 😎
v3.15.0b2 Released June 2, 2026
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v3.15.0b1 Released May 22, 2026
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v3.15.0a8 Released May 13, 2026
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v3.15.0a7 Released March 10, 2026
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v3.15.0a6 Released February 11, 2026
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v3.15.0a5 Released January 14, 2026
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v3.15.0a4 Released January 13, 2026
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v3.15.0a3 Released December 16, 2025
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v3.15.0a2 Released March 7, 2026
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v3.15.0a1 Released October 14, 2025
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Top Contributors in Latest Pending

miss-islington
serhiy-storchaka
KRRT7
maurycy
vstinner
corona10
gaborbernat
Yhg1s
StanFromIreland
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