pydantic/monty v1.0.0

v1.0.0 - 2026-09-25

on GitHub

What's Changed

• Drop the experimental framing ahead of v1 by @rewitt94 in #811
• Percent formatting: '...' % foo and b'...' % bar by @samuelcolvin in #825
• fix flakey js test by @samuelcolvin in #826
• Implement the format() builtin by @samuelcolvin in #827
• Answer date.today() / datetime.now() in standard execution by @rewitt94 in #812
• Implement remaining math aggregation functions and fma by @samuelcolvin in #831
• fix telemetry context propagation by @davidhewitt in #830
• Support print(file=sys.stderr) by @rewitt94 in #818
• Finish binascii with the uu, quoted-printable and CRC-16 conversions by @rewitt94 in #816
• Build Python 3.14t wheels by @Kludex in #832
• make it possible to run smoke test from npm by @davidhewitt in #619
• fix browser smoke test install by @samuelcolvin in #844
• Move examples-only Python deps out of the dev group by @samuelcolvin in #849
• Match CPython for int/float arithmetic on long ints and float pow overflow by @samuelcolvin in #834
• Make the examples dependency group opt-in by @samuelcolvin in #852
• CWD support by @samuelcolvin in #828
• Add a watchdog for the CPython side of test cases and deflake lookup__mutation.py by @samuelcolvin in #854
• Accept long ints across pow(), round() and the math module by @samuelcolvin in #853
• Eager awaits by @samuelcolvin in #833
• Better casefold and other case methods compatibility by @samuelcolvin in #857
• Deps update by @samuelcolvin in #859
• Add the remaining itertools callables bar tee by @samuelcolvin in #860
• Revert itertools by @samuelcolvin in #861
• Support runtime definition of types like tuple[int, str] and dict | dict by @samuelcolvin in #858
• Implement the sys constants with a known value by @samuelcolvin in #863
• Support attribute and subscript targets in unpacking by @samuelcolvin in #865
• Add the antigravity example, running Monty in the browser by @samuelcolvin in #864
• Fix re-entrant source windows in chain, pairwise and accumulate by @rewitt94 in #843
• Missing itertools methods by @samuelcolvin in #862
• Add a regression test for the trailing-slash symlink escape by @samuelcolvin in #868
• Add the random module and an os.urandom host call by @samuelcolvin in #867
• Add the copy module by @rewitt94 in #791
• Check container growth against the memory limit before it allocates by @rewitt94 in #845
• Follow-ups for datetime by @rewitt94 in #838
• Fix two container-reentrancy panics by @rewitt94 in #846
• don't make static strings a requirement for dump stability by @davidhewitt in #810
• establish tampered snapshots as permitted: garbage in garbage out by @davidhewitt in #873
• Fix async task scheduling for batched host failures by @flyingmutant in #875
• Give each callable type its own PyTrait::py_call by @rewitt94 in #878
• Flat layout for wire value type by @samuelcolvin in #871
• Serialize dumps after the header in place, without a second buffer by @samuelcolvin in #881
• Shrink the largest dag decode bench to fit the decode budget by @samuelcolvin in #883
• remove needless SOFT_LIMIT variable from monty-alloc by @davidhewitt in #763
• Add time.time(), time.sleep() and asyncio.sleep() by @samuelcolvin in #866
• expose otel trace context from snapshots by @davidhewitt in #885
• purge pool-architecture.md by @davidhewitt in #887
• Replace session max_duration with feed and turn limits by @rewitt94 in #880
• add a general solution for wire decoding budgets by @davidhewitt in #874
• try to hide object internals by @davidhewitt in #886
• fix merge conflict by @davidhewitt in #891
• Comment and documentation fixes by @rewitt94 in #888
• Sort StaticStrings alphabetically by @rewitt94 in #889
• Change DumpError for future compatibility by @rewitt94 in #890
• Implement eval(), exec() and locals() by @samuelcolvin in #855
• Auto OS calls by @samuelcolvin in #892
• Use sleep and random in the antigravity example by @samuelcolvin in #897
• Timezone support by @samuelcolvin in #898
• Poll the time limit in large three-argument pow by @samuelcolvin in #899
• Reject overlapping host directories at mount registration by @samuelcolvin in #741
• Extend time module by @samuelcolvin in #901
• Replace wire types with whitelist of allowed types, and proxy for everything else by @samuelcolvin in #900
• Rename AutoOsCalls to OsPolicy by @samuelcolvin in #902
• Resolve exception classes directly and model them inbound by @samuelcolvin in #905
• Describe Monty as a sandbox and name the open-source form "OSS Monty" by @samuelcolvin in #904
• Uprev ruff, pre-check source by @samuelcolvin in #906
• Bump to v1.0.0-beta.1 by @samuelcolvin in #903
• bump to b2, fix monty-proto's self dev-dependency by @samuelcolvin in #908
• Switch dumps to use CBOR instead of postcard by @samuelcolvin in #913
• Give hot dumped types one-letter serde names by @samuelcolvin in #922
• Report the source position of every suspension by @samuelcolvin in #909
• Bump version to v1.0.0-beta.3 by @samuelcolvin in #927
• Classify a heap type for copy in one place by @rewitt94 in #894
• Move builtin class attribute lookup into Type::class_getattr by @rewitt94 in #910
• Round-trip BuiltinFunction through napi by @rewitt94 in #911
• Docs fixes by @samuelcolvin in #929
• Fix compile-time panic for lambda with nested comprehension by @rewitt94 in #925
• Build the type checker lazily, charging it to the worker baseline by @samuelcolvin in #928
• Add session IDs, forking, ephemeral sessions and auto-resume by @samuelcolvin in #933
• reduce gap between browser WASM and Node implementations by @davidhewitt in #665
• Prepare v1.0.0 🚀 by @samuelcolvin in #936

New Contributors

• @Kludex made their first contribution in #832
• @flyingmutant made their first contribution in #875

Full Changelog: v0.0.23...v1.0.0