v0.0.22 - 2026-08-09

What's Changed

• Better python executables and readmes by @samuelcolvin in #703
• Fix container repr panics when a user __repr__ mutates the container by @samuelcolvin in #705
• Tweaks to resource tracker intermittence by @samuelcolvin in #706
• Fix StackFrame wire validation rejecting multi-line spans by @samuelcolvin in #714
• Reject unknown keys in the limits dict instead of silently ignoring them by @samuelcolvin in #723
• update package-lock.json and improve pre-commit by @samuelcolvin in #737
• Arm pending_os_effect only at the host boundary by @rewitt94 in #722
• writing style skill and update limitations by @samuelcolvin in #738
• Warn about read-write mounts in the mount docstrings by @samuelcolvin in #735
• Server docs by @samuelcolvin in #743
• End itertools.chain when an argument fails by @rewitt94 in #748
• Avoid stack overflow in nested asyncio task chains by @jay3cx in #704
• Fix OverflowError for a large 32-bit usize by @rewitt94 in #746
• Stop wasm type-check feeds serving stale Salsa results by @rewitt94 in #756
• Clarify server quickstart by @dmontagu in #757
• Clarify server operations documentation by @dmontagu in #758
• Drop map values on error paths by @smigolsmigol in #750
• Propagate overlay directory listing errors by @smigolsmigol in #749
• Tear down blocked task chains iteratively by @rewitt94 in #747
• Support @dataclass(eq=..., frozen=...) by @rewitt94 in #650
• Add itertools adaptors: takewhile, dropwhile, filterfalse, starmap by @rewitt94 in #657
• Raise instead of aborting when the async scheduler stalls by @rewitt94 in #764
• avoid passing self_id around by @davidhewitt in #765
• Add object and object.__setattr__, the hook-bypassing write by @rewitt94 in #728
• use HeapObjectRead to reduce self_id passing by @davidhewitt in #770
• docs: add a documentation site and a docs/README parity system by @dsfaccini in #660
• Dispatch __index__ for indexing, slicing and integer arguments by @rewitt94 in #654
• remove CachedFrame concept by @davidhewitt in #762
• Add the functools module with reduce by @rewitt94 in #760
• Fix REPL continuation after decorators by @hrissan in #776
• Compile Rust quickstart examples in CI by @smigolsmigol in #774
• Reuse exact positional arguments as function frame locals by @KRRT7 in #701
• Continue REPL input for triple-quoted strings by @hrissan in #778
• fix(dict): raise 'dictionary changed size during iteration' on last-element mutation by @IgorKasianenko in #751
• Add the base64 module by @rewitt94 in #761
• add allocate_as helper for typed allocation by @davidhewitt in #781
• bump ruff crates by @davidhewitt in #777
• Fix stale-index panics when a user __eq__ mutates the container mid-lookup by @rewitt94 in #783
• Let a failing gather leave its siblings running by @rewitt94 in #772
• docs: clarify Python subset implemented by @davidhewitt in #785
• Clamp sequence-search bounds the way CPython does by @rewitt94 in #780
• Name the class in builtin-type attribute errors by @rewitt94 in #782
• add id to default object repr to match CPython by @davidhewitt in #786
• Implement datetime.time by @rewitt94 in #773
• fix(json): clean up object keys when value parsing fails by @trungminhdo4-glitch in #768
• remove EitherStr hash by @davidhewitt in #793
• refactor PGO implementation by @davidhewitt in #553
• Lend, don't clone, a suspension's payload when announcing it by @samuelcolvin in #699
• recreate fix for 712 against main by @davidhewitt in #792
• move TS protobuf logic to Rust using wasi p2 by @davidhewitt in #658
• Vendor _typeshed/_type_checker_internals.pyi so TypedDict attribute access is rejected by @samuelcolvin in #802
• Add functools.partial by @rewitt94 in #787
• Argument and attribute handling on builtin methods by @rewitt94 in #797
• Commit gathers with an explicit stack instead of capping nesting by @rewitt94 in #794
• Fix flakey CI on set repr by @samuelcolvin in #804
• Match CPython on both halves of a type's name by @rewitt94 in #796
• Replace wire Dataclass with ClassInstance carrying instance identity by @samuelcolvin in #682
• match CPython for some float rounding behaviour by @davidhewitt in #807
• Generate API reference pages for the docs site by @samuelcolvin in #803
• Add max_suspensions to ResourceLimits, enforced by the host via AbortFeed by @samuelcolvin in #806
• Move REPL compiler tables into each snippet instead of cloning them by @samuelcolvin in #808
• Add the ascii85 pair to base64 by @rewitt94 in #790
• Record pool and turn metrics through the telemetry adapter by @samuelcolvin in #686
• feat: send custom headers on the WebSocket transport by @JonasKs in #759
• Bump version to v0.0.22 by @samuelcolvin in #814

New Contributors

• @jay3cx made their first contribution in #704
• @dmontagu made their first contribution in #757
• @dsfaccini made their first contribution in #660
• @hrissan made their first contribution in #776
• @KRRT7 made their first contribution in #701
• @IgorKasianenko made their first contribution in #751
• @trungminhdo4-glitch made their first contribution in #768
• @JonasKs made their first contribution in #759

Full Changelog: v0.0.21...v0.0.22