PyPI · #1906 most downloaded on PyPI

pydantic-monty

1.0.04.4M downloads/mopydantic/monty ↗New releases in your daily digest, changelog included.

Monty, the Python sandbox: bindings plus the worker binary

Last release 9 days ago
25 Sep 2026
Ships fairly regularly
a new release about every 2 weeks
Nearly every release is documented
notes for 23 of 25 stable releases
Nothing withdrawn
no release was ever pulled
8 months old
34 releases · first in 2026

Release timeline

34 releases since 2026

2026

20262026

One column per month.

Releases

1.0.025 Sept 2026
Drop the experimental framing ahead of v1 by @rewitt94 in #811
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

1.0.0b221 Sept 2026pre-release

bump to b2, fix monty-proto 's self dev-dependency by @samuelcolvin in #908

What's Changed

bump to b2, fix monty-proto's self dev-dependency by @samuelcolvin in #908

v1.0.0-beta.1 - 2026-09-21

(v1.0.0-beta.1 released failed on crates.io, hence beta 2 release)

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

New Contributors

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

Full Changelog: v1.0.0-beta.1...v1.0.0-beta.2

Open source →

1.0.0b121 Sept 2026pre-release

Drop the experimental framing ahead of v1 by @rewitt94 in #811

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

New Contributors

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

Full Changelog: v0.0.23...v1.0.0-beta.1

Open source →

0.0.224 Sept 2026

Better python executables and readmes by @samuelcolvin in #703

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

Open source →

0.0.209 Aug 2026

Populate class __annotations__ (stringized) by @rewitt94 in https://github.com/pydantic/monty/pull/593

What's Changed

Populate class __annotations__ (stringized) by @rewitt94 in https://github.com/pydantic/monty/pull/593
tidy up max allocations remnants by @davidhewitt in https://github.com/pydantic/monty/pull/618
fix npm audit warnings in monty js by @davidhewitt in https://github.com/pydantic/monty/pull/617
Remove the ResourceTracker generic, always use ResourceTracker by @samuelcolvin in https://github.com/pydantic/monty/pull/613
Track iterator types for GC so their cycles can't evade collection by @rewitt94 in https://github.com/pydantic/monty/pull/620
Support function decorators by @rewitt94 in https://github.com/pydantic/monty/pull/590
Support Path / Path and reflected str / Path in the / operator by @samuelcolvin in https://github.com/pydantic/monty/pull/621
Update yanked spin 0.9.8 -> 0.9.9 and 0.10.0 -> 0.10.1 in Cargo.lock by @samuelcolvin in https://github.com/pydantic/monty/pull/623
Bound nesting of class-body expressions walked before parsing by @rewitt94 in https://github.com/pydantic/monty/pull/624
unify ExtFunction types by @davidhewitt in https://github.com/pydantic/monty/pull/598
create cells for captured comprehension values by @davidhewitt in https://github.com/pydantic/monty/pull/605
split all binary operators to be proper methods on PyTrait by @davidhewitt in https://github.com/pydantic/monty/pull/568
split MontyIter into dedicated iterator types by @davidhewitt in https://github.com/pydantic/monty/pull/602
implement file handle API for TS by @davidhewitt in https://github.com/pydantic/monty/pull/599
clean up old opcodes, add dump version at the Rust level by @davidhewitt in https://github.com/pydantic/monty/pull/607
Dispatch user-defined __iter__ / __next__ / __contains__ by @rewitt94 in https://github.com/pydantic/monty/pull/609
Count the module's pending result in the strict ref-count check by @rewitt94 in https://github.com/pydantic/monty/pull/627
Move py_contains onto PyTrait, fix in for bytes, add coverage by @rewitt94 in https://github.com/pydantic/monty/pull/625
Implement os.listdir and filesystem wrappers in the os module by @samuelcolvin in https://github.com/pydantic/monty/pull/622
Fix remaining py_contains issues from the #625 review by @rewitt94 in https://github.com/pydantic/monty/pull/628
Add a ShutdownDump turn-ender and cheap frame classification by @samuelcolvin in https://github.com/pydantic/monty/pull/630
Add itertools foundation with count and repeat by @rewitt94 in https://github.com/pydantic/monty/pull/632
cleanups to some drop branches by @davidhewitt in https://github.com/pydantic/monty/pull/633
Native @dataclass defined inside the sandbox by @rewitt94 in https://github.com/pydantic/monty/pull/626
Add collections: deque, namedtuple, defaultdict, Counter by @rewitt94 in https://github.com/pydantic/monty/pull/608
Bound the source-pattern text retained by the regex cache by @samuelcolvin in https://github.com/pydantic/monty/pull/644
Bound native dataclass equality by the recursion-depth limit by @rewitt94 in https://github.com/pydantic/monty/pull/641
Make monty-pool async end-to-end by @samuelcolvin in https://github.com/pydantic/monty/pull/639
Refactor try/finally compilation onto a CPython-style frame-block stack by @samuelcolvin in https://github.com/pydantic/monty/pull/648
Review Skills by @samuelcolvin in https://github.com/pydantic/monty/pull/651
make benchmarks async properly by @davidhewitt in https://github.com/pydantic/monty/pull/652
Shrink HeapData from 160 to 80 bytes by boxing large variants by @samuelcolvin in https://github.com/pydantic/monty/pull/636
Apply new drop standards to the collections code by @rewitt94 in https://github.com/pydantic/monty/pull/653
Add itertools adaptors: pairwise, compress, islice, chain, cycle by @rewitt94 in https://github.com/pydantic/monty/pull/635
move py_set_attr onto PyTrait by @davidhewitt in https://github.com/pydantic/monty/pull/638
implement NotImplemented and use it for user equality by @davidhewitt in https://github.com/pydantic/monty/pull/567
Make bytes substring search linear and interruptible by @rewitt94 in https://github.com/pydantic/monty/pull/643
Apply memory limit via custom allocator by @samuelcolvin in https://github.com/pydantic/monty/pull/646
Windows path-parsing mount escape by @rewitt94 in https://github.com/pydantic/monty/pull/655
attempt to configure telemetry via bindings or monty-runtime logfire by @davidhewitt in https://github.com/pydantic/monty/pull/662
Re-validate cached overlay host paths on every read by @rewitt94 in https://github.com/pydantic/monty/pull/656
Memory limit followups by @samuelcolvin in https://github.com/pydantic/monty/pull/667
move to soft memory limit in allocator by @davidhewitt in https://github.com/pydantic/monty/pull/668
vendor abc.pyi so @abstractmethod members keep their types by @samuelcolvin in https://github.com/pydantic/monty/pull/671
Cleanup typechecking by @samuelcolvin in https://github.com/pydantic/monty/pull/674
uprev pyo3 to 0.29.2 by @samuelcolvin in https://github.com/pydantic/monty/pull/675
Fix test_type_check_format_not_a_string against pyo3 0.29.2 by @rewitt94 in https://github.com/pydantic/monty/pull/677
Add Macroscope review config (correctness tuning, ignore, approvability) by @strawgate in https://github.com/pydantic/monty/pull/679
Confine mounts with cap-std descriptors instead of path checks by @rewitt94 in https://github.com/pydantic/monty/pull/669
Mount confinement defects by @samuelcolvin in https://github.com/pydantic/monty/pull/680
Close the mount defects the confinement PR deferred by @samuelcolvin in https://github.com/pydantic/monty/pull/681
Drop logfire from CLI by default by @samuelcolvin in https://github.com/pydantic/monty/pull/683
Split pydantic-monty into a metapackage over client and runtime by @samuelcolvin in https://github.com/pydantic/monty/pull/678
Stop mount path walks costing a lookup per level squared by @samuelcolvin in https://github.com/pydantic/monty/pull/684
Add raw wire-level turns to monty-pool, bump logfire to 0.12 by @samuelcolvin in https://github.com/pydantic/monty/pull/687
Remove the peek module by @samuelcolvin in https://github.com/pydantic/monty/pull/688
Move monty version to types by @samuelcolvin in https://github.com/pydantic/monty/pull/689
Bound nested itertools adaptors by the recursion limit by @samuelcolvin in https://github.com/pydantic/monty/pull/685
rename files to mod.rs, stop annoying usize_field warnings by @samuelcolvin in https://github.com/pydantic/monty/pull/690
Collapse the two dump versions into one session dump format by @samuelcolvin in https://github.com/pydantic/monty/pull/692
Send a WebSocket Close frame on worker teardown by @samuelcolvin in https://github.com/pydantic/monty/pull/691
Ci split test-rust by @samuelcolvin in https://github.com/pydantic/monty/pull/694
Version the wire protocol independently of the package by @samuelcolvin in https://github.com/pydantic/monty/pull/693
Bump version to v0.0.20 by @samuelcolvin in https://github.com/pydantic/monty/pull/695

Full Changelog: https://github.com/pydantic/monty/compare/v0.0.19...v0.0.20

Open source →

Additional notes

What's Changed

Populate class __annotations__ (stringized) by @rewitt94 in #593
tidy up max allocations remnants by @davidhewitt in #618
fix npm audit warnings in monty js by @davidhewitt in #617
Remove the ResourceTracker generic, always use ResourceTracker by @samuelcolvin in #613
Track iterator types for GC so their cycles can't evade collection by @rewitt94 in #620
Support function decorators by @rewitt94 in #590
Support Path / Path and reflected str / Path in the / operator by @samuelcolvin in #621
Update yanked spin 0.9.8 -> 0.9.9 and 0.10.0 -> 0.10.1 in Cargo.lock by @samuelcolvin in #623
Bound nesting of class-body expressions walked before parsing by @rewitt94 in #624
unify ExtFunction types by @davidhewitt in #598
create cells for captured comprehension values by @davidhewitt in #605
split all binary operators to be proper methods on PyTrait by @davidhewitt in #568
split MontyIter into dedicated iterator types by @davidhewitt in #602
implement file handle API for TS by @davidhewitt in #599
clean up old opcodes, add dump version at the Rust level by @davidhewitt in #607
Dispatch user-defined __iter__ / __next__ / __contains__ by @rewitt94 in #609
Count the module's pending result in the strict ref-count check by @rewitt94 in #627
Move py_contains onto PyTrait, fix in for bytes, add coverage by @rewitt94 in #625
Implement os.listdir and filesystem wrappers in the os module by @samuelcolvin in #622
Fix remaining py_contains issues from the #625 review by @rewitt94 in #628
Add a ShutdownDump turn-ender and cheap frame classification by @samuelcolvin in #630
Add itertools foundation with count and repeat by @rewitt94 in #632
cleanups to some drop branches by @davidhewitt in #633
Native @dataclass defined inside the sandbox by @rewitt94 in #626
Add collections: deque, namedtuple, defaultdict, Counter by @rewitt94 in #608
Bound the source-pattern text retained by the regex cache by @samuelcolvin in #644
Bound native dataclass equality by the recursion-depth limit by @rewitt94 in #641
Make monty-pool async end-to-end by @samuelcolvin in #639
Refactor try/finally compilation onto a CPython-style frame-block stack by @samuelcolvin in #648
Review Skills by @samuelcolvin in #651
make benchmarks async properly by @davidhewitt in #652
Shrink HeapData from 160 to 80 bytes by boxing large variants by @samuelcolvin in #636
Apply new drop standards to the collections code by @rewitt94 in #653
Add itertools adaptors: pairwise, compress, islice, chain, cycle by @rewitt94 in #635
move py_set_attr onto PyTrait by @davidhewitt in #638
implement NotImplemented and use it for user equality by @davidhewitt in #567
Make bytes substring search linear and interruptible by @rewitt94 in #643
Apply memory limit via custom allocator by @samuelcolvin in #646
Windows path-parsing mount escape by @rewitt94 in #655
attempt to configure telemetry via bindings or monty-runtime logfire by @davidhewitt in #662
Re-validate cached overlay host paths on every read by @rewitt94 in #656
Memory limit followups by @samuelcolvin in #667
move to soft memory limit in allocator by @davidhewitt in #668
vendor abc.pyi so @abstractmethod members keep their types by @samuelcolvin in #671
Cleanup typechecking by @samuelcolvin in #674
uprev pyo3 to 0.29.2 by @samuelcolvin in #675
Fix test_type_check_format_not_a_string against pyo3 0.29.2 by @rewitt94 in #677
Add Macroscope review config (correctness tuning, ignore, approvability) by @strawgate in #679
Confine mounts with cap-std descriptors instead of path checks by @rewitt94 in #669
Mount confinement defects by @samuelcolvin in #680
Close the mount defects the confinement PR deferred by @samuelcolvin in #681
Drop logfire from CLI by default by @samuelcolvin in #683
Split pydantic-monty into a metapackage over client and runtime by @samuelcolvin in #678
Stop mount path walks costing a lookup per level squared by @samuelcolvin in #684
Add raw wire-level turns to monty-pool, bump logfire to 0.12 by @samuelcolvin in #687
Remove the peek module by @samuelcolvin in #688
Move monty version to types by @samuelcolvin in #689
Bound nested itertools adaptors by the recursion limit by @samuelcolvin in #685
rename files to mod.rs, stop annoying usize_field warnings by @samuelcolvin in #690
Collapse the two dump versions into one session dump format by @samuelcolvin in #692
Send a WebSocket Close frame on worker teardown by @samuelcolvin in #691
Ci split test-rust by @samuelcolvin in #694
Version the wire protocol independently of the package by @samuelcolvin in #693
Bump version to v0.0.20 by @samuelcolvin in #695

Full Changelog: v0.0.19...v0.0.20

0.0.1924 Jul 2026

introduce iterator helpers that manage recursion / time by @davidhewitt in https://github.com/pydantic/monty/pull/454

What's Changed

introduce iterator helpers that manage recursion / time by @davidhewitt in https://github.com/pydantic/monty/pull/454
fix interactions with global names, function scopes & repl by @davidhewitt in https://github.com/pydantic/monty/pull/469
experiment with StringBuilder to guard strings under construction by @davidhewitt in https://github.com/pydantic/monty/pull/448
fix type-object marshalling across the sandbox boundary by @samuelcolvin in https://github.com/pydantic/monty/pull/478
FromArgs slots cleanup by @samuelcolvin in https://github.com/pydantic/monty/pull/484
fix(file): release the buffered-file OS-call pin on all paths by @arkuhn in https://github.com/pydantic/monty/pull/485
add __name__ et al. by @samuelcolvin in https://github.com/pydantic/monty/pull/495
f-strings improvements by @samuelcolvin in https://github.com/pydantic/monty/pull/494
fix: return error instead of panicking in ForIter heap read by @tontinton in https://github.com/pydantic/monty/pull/493
Move execution to a subprocess pool by @samuelcolvin in https://github.com/pydantic/monty/pull/500
Add 'Part of the Pydantic Stack' footer to README by @strawgate in https://github.com/pydantic/monty/pull/502
fix(asyncio): raise RuntimeError on cross-gather coroutine reuse by @samuelcolvin in https://github.com/pydantic/monty/pull/503
fix CI since subprocesses by @samuelcolvin in https://github.com/pydantic/monty/pull/505
Async memory limits by @samuelcolvin in https://github.com/pydantic/monty/pull/504
uprev ruff and ty crates by @samuelcolvin in https://github.com/pydantic/monty/pull/506
move py_eq to accept &Value for RHS by @davidhewitt in https://github.com/pydantic/monty/pull/508
use published ruff and ty crates by @samuelcolvin in https://github.com/pydantic/monty/pull/512
reintroduce feed_start API to both python & JS by @davidhewitt in https://github.com/pydantic/monty/pull/507
use stable clippy in ci by @samuelcolvin in https://github.com/pydantic/monty/pull/513
Publish all library crates to crates.io by @samuelcolvin in https://github.com/pydantic/monty/pull/514
websocket protocol by @samuelcolvin in https://github.com/pydantic/monty/pull/509
Support multi-level (transitive) closure capture by @samuelcolvin in https://github.com/pydantic/monty/pull/516
move recursion count from heap to VM by @davidhewitt in https://github.com/pydantic/monty/pull/511
monty-cpython: rich sandbox tracebacks with source previews and carets by @samuelcolvin in https://github.com/pydantic/monty/pull/517
fix various bugs with global name scoping by @davidhewitt in https://github.com/pydantic/monty/pull/510
ci: try newer manylinux version by @davidhewitt in https://github.com/pydantic/monty/pull/519
Add unicodedata module, refactor and improve FromArgs macros by @samuelcolvin in https://github.com/pydantic/monty/pull/522
rename and change behaviour of external_lookup by @samuelcolvin in https://github.com/pydantic/monty/pull/520
encode and decode codecs and error types by @samuelcolvin in https://github.com/pydantic/monty/pull/523
Fix wasm CI by @samuelcolvin in https://github.com/pydantic/monty/pull/526
Add resume_auto() to iteratively drive feed_start snapshots by @samuelcolvin in https://github.com/pydantic/monty/pull/527
User-defined classes by @samuelcolvin in https://github.com/pydantic/monty/pull/515
small perf wins by @samuelcolvin in https://github.com/pydantic/monty/pull/528
Add benchmarks covering real agent workloads by @samuelcolvin in https://github.com/pydantic/monty/pull/530
Bound native evaluate_function re-entry to prevent infinite recursion by @samuelcolvin in https://github.com/pydantic/monty/pull/529
Restrict git commit and git push for claude by @samuelcolvin in https://github.com/pydantic/monty/pull/532
Regex perf improvements by @samuelcolvin in https://github.com/pydantic/monty/pull/531
String cheap wins (perf track 3) by @samuelcolvin in https://github.com/pydantic/monty/pull/537
add ci stage for browser testing by @davidhewitt in https://github.com/pydantic/monty/pull/539
prep for beta release by @samuelcolvin in https://github.com/pydantic/monty/pull/540
Fixing CI for0.0.19-beta.2 by @samuelcolvin in https://github.com/pydantic/monty/pull/542
merge DropWithHeap / DropWithVM by @davidhewitt in https://github.com/pydantic/monty/pull/521
fix interned longint ops by @davidhewitt in https://github.com/pydantic/monty/pull/547
Add per-crate READMEs, rename monty-cli to monty-runtime by @samuelcolvin in https://github.com/pydantic/monty/pull/544
migrate from ava to vitest by @davidhewitt in https://github.com/pydantic/monty/pull/548
use web workers for browser wasm by @davidhewitt in https://github.com/pydantic/monty/pull/525
remove cargo config by @davidhewitt in https://github.com/pydantic/monty/pull/546
Monty-proto moves by @samuelcolvin in https://github.com/pydantic/monty/pull/549
JSON error data, and type conversion to cpython by @samuelcolvin in https://github.com/pydantic/monty/pull/552
Prep for 0.0.19-beta.3 by @samuelcolvin in https://github.com/pydantic/monty/pull/555
monty-wasm-runtime publish false, prep 0.0.19-beta.4 by @samuelcolvin in https://github.com/pydantic/monty/pull/559
clean up js packaging / smoke test by @davidhewitt in https://github.com/pydantic/monty/pull/550
build and release the monty-cpython container by @samuelcolvin in https://github.com/pydantic/monty/pull/563
remove mod eq optimization by @davidhewitt in https://github.com/pydantic/monty/pull/565
Add pytest-style assert failure messages by @samuelcolvin in https://github.com/pydantic/monty/pull/556
remove monty-cpython by @samuelcolvin in https://github.com/pydantic/monty/pull/571
improve error messages from suspensions in evaluate_function by @davidhewitt in https://github.com/pydantic/monty/pull/573
inline clone_immediate into clone_with_heap by @davidhewitt in https://github.com/pydantic/monty/pull/578
Make an existing iterator self-iterable by @rewitt94 in https://github.com/pydantic/monty/pull/579
Move mounting to the host-side and move fs to monty-fs by @samuelcolvin in https://github.com/pydantic/monty/pull/576
Arg fixes, int(), str(), round() by @samuelcolvin in https://github.com/pydantic/monty/pull/584
Public API fixes by @samuelcolvin in https://github.com/pydantic/monty/pull/587
add iterator to PyTrait by @davidhewitt in https://github.com/pydantic/monty/pull/575
Support class decorators by @rewitt94 in https://github.com/pydantic/monty/pull/582
Implement iter(callable, sentinel) by @rewitt94 in https://github.com/pydantic/monty/pull/581
Retain the OS-call payload in suspended state and drop OsFunctionCall::Used by @samuelcolvin in https://github.com/pydantic/monty/pull/583
avoid collisions in id by @davidhewitt in https://github.com/pydantic/monty/pull/580
migrate iterator callsites to py_iter by @davidhewitt in https://github.com/pydantic/monty/pull/588
stop uninstalling workspace in make install-py by @davidhewitt in https://github.com/pydantic/monty/pull/595
use web-time for the resource-tracker clock so max_duration works on wasm32-unknown-unknown by @Butch78 in https://github.com/pydantic/monty/pull/554
Allow any iterable after *, not just five container types by @rewitt94 in https://github.com/pydantic/monty/pull/589
monty-types crate by @samuelcolvin in https://github.com/pydantic/monty/pull/592
Teach the type checker about iter/next by @rewitt94 in https://github.com/pydantic/monty/pull/596
Bump version to 0.0.19-beta.5 by @samuelcolvin in https://github.com/pydantic/monty/pull/597
fix npm publish by @davidhewitt in https://github.com/pydantic/monty/pull/603
Fix leaks and panics on MontyObject conversion error paths by @samuelcolvin in https://github.com/pydantic/monty/pull/600
release 0.0.19b6 by @davidhewitt in https://github.com/pydantic/monty/pull/604
make dev-py install python dev deps by @davidhewitt in https://github.com/pydantic/monty/pull/606
Cap CollectString/CollectStreams so print loops can't OOM the host by @Shaurya-Sethi in https://github.com/pydantic/monty/pull/558
Remove ResourceError::Exception and fix check_replace_size shrinking bypass by @samuelcolvin in https://github.com/pydantic/monty/pull/610
Remove max_allocations from resource limits by @samuelcolvin in https://github.com/pydantic/monty/pull/611
Reject action-less open modes, fix mixed-indent traceback dedent by @samuelcolvin in https://github.com/pydantic/monty/pull/612
use same build profile for codspeed as release by @samuelcolvin in https://github.com/pydantic/monty/pull/614
Prep for v0.0.19 by @samuelcolvin in https://github.com/pydantic/monty/pull/616

New Contributors

@arkuhn made their first contribution in https://github.com/pydantic/monty/pull/485
@tontinton made their first contribution in https://github.com/pydantic/monty/pull/493
@strawgate made their first contribution in https://github.com/pydantic/monty/pull/502
@rewitt94 made their first contribution in https://github.com/pydantic/monty/pull/579
@Shaurya-Sethi made their first contribution in https://github.com/pydantic/monty/pull/558

Full Changelog: https://github.com/pydantic/monty/compare/v0.0.18...v0.0.19

Open source →

Additional notes

What's Changed

introduce iterator helpers that manage recursion / time by @davidhewitt in #454
fix interactions with global names, function scopes & repl by @davidhewitt in #469
experiment with StringBuilder to guard strings under construction by @davidhewitt in #448
fix type-object marshalling across the sandbox boundary by @samuelcolvin in #478
FromArgs slots cleanup by @samuelcolvin in #484
fix(file): release the buffered-file OS-call pin on all paths by @arkuhn in #485
add __name__ et al. by @samuelcolvin in #495
f-strings improvements by @samuelcolvin in #494
fix: return error instead of panicking in ForIter heap read by @tontinton in #493
Move execution to a subprocess pool by @samuelcolvin in #500
Add 'Part of the Pydantic Stack' footer to README by @strawgate in #502
fix(asyncio): raise RuntimeError on cross-gather coroutine reuse by @samuelcolvin in #503
fix CI since subprocesses by @samuelcolvin in #505
Async memory limits by @samuelcolvin in #504
uprev ruff and ty crates by @samuelcolvin in #506
move py_eq to accept &Value for RHS by @davidhewitt in #508
use published ruff and ty crates by @samuelcolvin in #512
reintroduce feed_start API to both python & JS by @davidhewitt in #507
use stable clippy in ci by @samuelcolvin in #513
Publish all library crates to crates.io by @samuelcolvin in #514
websocket protocol by @samuelcolvin in #509
Support multi-level (transitive) closure capture by @samuelcolvin in #516
move recursion count from heap to VM by @davidhewitt in #511
monty-cpython: rich sandbox tracebacks with source previews and carets by @samuelcolvin in #517
fix various bugs with global name scoping by @davidhewitt in #510
ci: try newer manylinux version by @davidhewitt in #519
Add unicodedata module, refactor and improve FromArgs macros by @samuelcolvin in #522
rename and change behaviour of external_lookup by @samuelcolvin in #520
encode and decode codecs and error types by @samuelcolvin in #523
Fix wasm CI by @samuelcolvin in #526
Add resume_auto() to iteratively drive feed_start snapshots by @samuelcolvin in #527
User-defined classes by @samuelcolvin in #515
small perf wins by @samuelcolvin in #528
Add benchmarks covering real agent workloads by @samuelcolvin in #530
Bound native evaluate_function re-entry to prevent infinite recursion by @samuelcolvin in #529
Restrict git commit and git push for claude by @samuelcolvin in #532
Regex perf improvements by @samuelcolvin in #531
String cheap wins (perf track 3) by @samuelcolvin in #537
add ci stage for browser testing by @davidhewitt in #539
prep for beta release by @samuelcolvin in #540
Fixing CI for0.0.19-beta.2 by @samuelcolvin in #542
merge DropWithHeap / DropWithVM by @davidhewitt in #521
fix interned longint ops by @davidhewitt in #547
Add per-crate READMEs, rename monty-cli to monty-runtime by @samuelcolvin in #544
migrate from ava to vitest by @davidhewitt in #548
use web workers for browser wasm by @davidhewitt in #525
remove cargo config by @davidhewitt in #546
Monty-proto moves by @samuelcolvin in #549
JSON error data, and type conversion to cpython by @samuelcolvin in #552
Prep for 0.0.19-beta.3 by @samuelcolvin in #555
monty-wasm-runtime publish false, prep 0.0.19-beta.4 by @samuelcolvin in #559
clean up js packaging / smoke test by @davidhewitt in #550
build and release the monty-cpython container by @samuelcolvin in #563
remove mod eq optimization by @davidhewitt in #565
Add pytest-style assert failure messages by @samuelcolvin in #556
remove monty-cpython by @samuelcolvin in #571
improve error messages from suspensions in evaluate_function by @davidhewitt in #573
inline clone_immediate into clone_with_heap by @davidhewitt in #578
Make an existing iterator self-iterable by @rewitt94 in #579
Move mounting to the host-side and move fs to monty-fs by @samuelcolvin in #576
Arg fixes, int(), str(), round() by @samuelcolvin in #584
Public API fixes by @samuelcolvin in #587
add iterator to PyTrait by @davidhewitt in #575
Support class decorators by @rewitt94 in #582
Implement iter(callable, sentinel) by @rewitt94 in #581
Retain the OS-call payload in suspended state and drop OsFunctionCall::Used by @samuelcolvin in #583
avoid collisions in id by @davidhewitt in #580
migrate iterator callsites to py_iter by @davidhewitt in #588
stop uninstalling workspace in make install-py by @davidhewitt in #595
use web-time for the resource-tracker clock so max_duration works on wasm32-unknown-unknown by @Butch78 in #554
Allow any iterable after *, not just five container types by @rewitt94 in #589
monty-types crate by @samuelcolvin in #592
Teach the type checker about iter/next by @rewitt94 in #596
Bump version to 0.0.19-beta.5 by @samuelcolvin in #597
fix npm publish by @davidhewitt in #603
Fix leaks and panics on MontyObject conversion error paths by @samuelcolvin in #600
release 0.0.19b6 by @davidhewitt in #604
make dev-py install python dev deps by @davidhewitt in #606
Cap CollectString/CollectStreams so print loops can't OOM the host by @Shaurya-Sethi in #558
Remove ResourceError::Exception and fix check_replace_size shrinking bypass by @samuelcolvin in #610
Remove max_allocations from resource limits by @samuelcolvin in #611
Reject action-less open modes, fix mixed-indent traceback dedent by @samuelcolvin in #612
use same build profile for codspeed as release by @samuelcolvin in #614
Prep for v0.0.19 by @samuelcolvin in #616

New Contributors

@arkuhn made their first contribution in #485
@tontinton made their first contribution in #493
@strawgate made their first contribution in #502
@rewitt94 made their first contribution in #579
@Shaurya-Sethi made their first contribution in #558

Full Changelog: v0.0.18...v0.0.19

0.0.19b521 Jul 2026pre-release

clean up js packaging / smoke test by @davidhewitt in https://github.com/pydantic/monty/pull/550

What's Changed

clean up js packaging / smoke test by @davidhewitt in https://github.com/pydantic/monty/pull/550
build and release the monty-cpython container by @samuelcolvin in https://github.com/pydantic/monty/pull/563
remove mod eq optimization by @davidhewitt in https://github.com/pydantic/monty/pull/565
Add pytest-style assert failure messages by @samuelcolvin in https://github.com/pydantic/monty/pull/556
remove monty-cpython by @samuelcolvin in https://github.com/pydantic/monty/pull/571
improve error messages from suspensions in evaluate_function by @davidhewitt in https://github.com/pydantic/monty/pull/573
inline clone_immediate into clone_with_heap by @davidhewitt in https://github.com/pydantic/monty/pull/578
Make an existing iterator self-iterable by @rewitt94 in https://github.com/pydantic/monty/pull/579
Move mounting to the host-side and move fs to monty-fs by @samuelcolvin in https://github.com/pydantic/monty/pull/576
Arg fixes, int(), str(), round() by @samuelcolvin in https://github.com/pydantic/monty/pull/584
Public API fixes by @samuelcolvin in https://github.com/pydantic/monty/pull/587
add iterator to PyTrait by @davidhewitt in https://github.com/pydantic/monty/pull/575
Support class decorators by @rewitt94 in https://github.com/pydantic/monty/pull/582
Implement iter(callable, sentinel) by @rewitt94 in https://github.com/pydantic/monty/pull/581
Retain the OS-call payload in suspended state and drop OsFunctionCall::Used by @samuelcolvin in https://github.com/pydantic/monty/pull/583
avoid collisions in id by @davidhewitt in https://github.com/pydantic/monty/pull/580
migrate iterator callsites to py_iter by @davidhewitt in https://github.com/pydantic/monty/pull/588
stop uninstalling workspace in make install-py by @davidhewitt in https://github.com/pydantic/monty/pull/595
use web-time for the resource-tracker clock so max_duration works on wasm32-unknown-unknown by @Butch78 in https://github.com/pydantic/monty/pull/554
Allow any iterable after *, not just five container types by @rewitt94 in https://github.com/pydantic/monty/pull/589
monty-types crate by @samuelcolvin in https://github.com/pydantic/monty/pull/592
Teach the type checker about iter/next by @rewitt94 in https://github.com/pydantic/monty/pull/596
Bump version to 0.0.19-beta.5 by @samuelcolvin in https://github.com/pydantic/monty/pull/597

New Contributors

@rewitt94 made their first contribution in https://github.com/pydantic/monty/pull/579

Full Changelog: https://github.com/pydantic/monty/compare/0.0.19-beta.4...v0.0.19-beta.5

Open source →

Additional notes

What's Changed

clean up js packaging / smoke test by @davidhewitt in #550
build and release the monty-cpython container by @samuelcolvin in #563
remove mod eq optimization by @davidhewitt in #565
Add pytest-style assert failure messages by @samuelcolvin in #556
remove monty-cpython by @samuelcolvin in #571
improve error messages from suspensions in evaluate_function by @davidhewitt in #573
inline clone_immediate into clone_with_heap by @davidhewitt in #578
Make an existing iterator self-iterable by @rewitt94 in #579
Move mounting to the host-side and move fs to monty-fs by @samuelcolvin in #576
Arg fixes, int(), str(), round() by @samuelcolvin in #584
Public API fixes by @samuelcolvin in #587
add iterator to PyTrait by @davidhewitt in #575
Support class decorators by @rewitt94 in #582
Implement iter(callable, sentinel) by @rewitt94 in #581
Retain the OS-call payload in suspended state and drop OsFunctionCall::Used by @samuelcolvin in #583
avoid collisions in id by @davidhewitt in #580
migrate iterator callsites to py_iter by @davidhewitt in #588
stop uninstalling workspace in make install-py by @davidhewitt in #595
use web-time for the resource-tracker clock so max_duration works on wasm32-unknown-unknown by @Butch78 in #554
Allow any iterable after *, not just five container types by @rewitt94 in #589
monty-types crate by @samuelcolvin in #592
Teach the type checker about iter/next by @rewitt94 in #596
Bump version to 0.0.19-beta.5 by @samuelcolvin in #597

New Contributors

@rewitt94 made their first contribution in #579

Full Changelog: 0.0.19-beta.4...v0.0.19-beta.5

0.0.19b18 Jul 2026pre-release

introduce iterator helpers that manage recursion / time by @davidhewitt in https://github.com/pydantic/monty/pull/454

What's Changed

introduce iterator helpers that manage recursion / time by @davidhewitt in https://github.com/pydantic/monty/pull/454
fix interactions with global names, function scopes & repl by @davidhewitt in https://github.com/pydantic/monty/pull/469
experiment with StringBuilder to guard strings under construction by @davidhewitt in https://github.com/pydantic/monty/pull/448
fix type-object marshalling across the sandbox boundary by @samuelcolvin in https://github.com/pydantic/monty/pull/478
FromArgs slots cleanup by @samuelcolvin in https://github.com/pydantic/monty/pull/484
fix(file): release the buffered-file OS-call pin on all paths by @arkuhn in https://github.com/pydantic/monty/pull/485
add __name__ et al. by @samuelcolvin in https://github.com/pydantic/monty/pull/495
f-strings improvements by @samuelcolvin in https://github.com/pydantic/monty/pull/494
fix: return error instead of panicking in ForIter heap read by @tontinton in https://github.com/pydantic/monty/pull/493
Move execution to a subprocess pool by @samuelcolvin in https://github.com/pydantic/monty/pull/500
Add 'Part of the Pydantic Stack' footer to README by @strawgate in https://github.com/pydantic/monty/pull/502
fix(asyncio): raise RuntimeError on cross-gather coroutine reuse by @samuelcolvin in https://github.com/pydantic/monty/pull/503
fix CI since subprocesses by @samuelcolvin in https://github.com/pydantic/monty/pull/505
Async memory limits by @samuelcolvin in https://github.com/pydantic/monty/pull/504
uprev ruff and ty crates by @samuelcolvin in https://github.com/pydantic/monty/pull/506
move py_eq to accept &Value for RHS by @davidhewitt in https://github.com/pydantic/monty/pull/508
use published ruff and ty crates by @samuelcolvin in https://github.com/pydantic/monty/pull/512
reintroduce feed_start API to both python & JS by @davidhewitt in https://github.com/pydantic/monty/pull/507
use stable clippy in ci by @samuelcolvin in https://github.com/pydantic/monty/pull/513
Publish all library crates to crates.io by @samuelcolvin in https://github.com/pydantic/monty/pull/514
websocket protocol by @samuelcolvin in https://github.com/pydantic/monty/pull/509
Support multi-level (transitive) closure capture by @samuelcolvin in https://github.com/pydantic/monty/pull/516
move recursion count from heap to VM by @davidhewitt in https://github.com/pydantic/monty/pull/511
monty-cpython: rich sandbox tracebacks with source previews and carets by @samuelcolvin in https://github.com/pydantic/monty/pull/517
fix various bugs with global name scoping by @davidhewitt in https://github.com/pydantic/monty/pull/510
ci: try newer manylinux version by @davidhewitt in https://github.com/pydantic/monty/pull/519
Add unicodedata module, refactor and improve FromArgs macros by @samuelcolvin in https://github.com/pydantic/monty/pull/522
rename and change behaviour of external_lookup by @samuelcolvin in https://github.com/pydantic/monty/pull/520
encode and decode codecs and error types by @samuelcolvin in https://github.com/pydantic/monty/pull/523
Fix wasm CI by @samuelcolvin in https://github.com/pydantic/monty/pull/526
Add resume_auto() to iteratively drive feed_start snapshots by @samuelcolvin in https://github.com/pydantic/monty/pull/527
User-defined classes by @samuelcolvin in https://github.com/pydantic/monty/pull/515
small perf wins by @samuelcolvin in https://github.com/pydantic/monty/pull/528
Add benchmarks covering real agent workloads by @samuelcolvin in https://github.com/pydantic/monty/pull/530
Bound native evaluate_function re-entry to prevent infinite recursion by @samuelcolvin in https://github.com/pydantic/monty/pull/529
Restrict git commit and git push for claude by @samuelcolvin in https://github.com/pydantic/monty/pull/532
Regex perf improvements by @samuelcolvin in https://github.com/pydantic/monty/pull/531
String cheap wins (perf track 3) by @samuelcolvin in https://github.com/pydantic/monty/pull/537
add ci stage for browser testing by @davidhewitt in https://github.com/pydantic/monty/pull/539
prep for beta release by @samuelcolvin in https://github.com/pydantic/monty/pull/540

New Contributors

@arkuhn made their first contribution in https://github.com/pydantic/monty/pull/485
@tontinton made their first contribution in https://github.com/pydantic/monty/pull/493
@strawgate made their first contribution in https://github.com/pydantic/monty/pull/502

Full Changelog: https://github.com/pydantic/monty/compare/v0.0.18...0.0.19-beta.1

Open source →

Additional notes

What's Changed

introduce iterator helpers that manage recursion / time by @davidhewitt in #454
fix interactions with global names, function scopes & repl by @davidhewitt in #469
experiment with StringBuilder to guard strings under construction by @davidhewitt in #448
fix type-object marshalling across the sandbox boundary by @samuelcolvin in #478
FromArgs slots cleanup by @samuelcolvin in #484
fix(file): release the buffered-file OS-call pin on all paths by @arkuhn in #485
add __name__ et al. by @samuelcolvin in #495
f-strings improvements by @samuelcolvin in #494
fix: return error instead of panicking in ForIter heap read by @tontinton in #493
Move execution to a subprocess pool by @samuelcolvin in #500
Add 'Part of the Pydantic Stack' footer to README by @strawgate in #502
fix(asyncio): raise RuntimeError on cross-gather coroutine reuse by @samuelcolvin in #503
fix CI since subprocesses by @samuelcolvin in #505
Async memory limits by @samuelcolvin in #504
uprev ruff and ty crates by @samuelcolvin in #506
move py_eq to accept &Value for RHS by @davidhewitt in #508
use published ruff and ty crates by @samuelcolvin in #512
reintroduce feed_start API to both python & JS by @davidhewitt in #507
use stable clippy in ci by @samuelcolvin in #513
Publish all library crates to crates.io by @samuelcolvin in #514
websocket protocol by @samuelcolvin in #509
Support multi-level (transitive) closure capture by @samuelcolvin in #516
move recursion count from heap to VM by @davidhewitt in #511
monty-cpython: rich sandbox tracebacks with source previews and carets by @samuelcolvin in #517
fix various bugs with global name scoping by @davidhewitt in #510
ci: try newer manylinux version by @davidhewitt in #519
Add unicodedata module, refactor and improve FromArgs macros by @samuelcolvin in #522
rename and change behaviour of external_lookup by @samuelcolvin in #520
encode and decode codecs and error types by @samuelcolvin in #523
Fix wasm CI by @samuelcolvin in #526
Add resume_auto() to iteratively drive feed_start snapshots by @samuelcolvin in #527
User-defined classes by @samuelcolvin in #515
small perf wins by @samuelcolvin in #528
Add benchmarks covering real agent workloads by @samuelcolvin in #530
Bound native evaluate_function re-entry to prevent infinite recursion by @samuelcolvin in #529
Restrict git commit and git push for claude by @samuelcolvin in #532
Regex perf improvements by @samuelcolvin in #531
String cheap wins (perf track 3) by @samuelcolvin in #537
add ci stage for browser testing by @davidhewitt in #539
prep for beta release by @samuelcolvin in #540

New Contributors

@arkuhn made their first contribution in #485
@tontinton made their first contribution in #493
@strawgate made their first contribution in #502

Full Changelog: v0.0.18...0.0.19-beta.1

0.0.1829 May 2026

switch pre-commit -> prek by @samuelcolvin in https://github.com/pydantic/monty/pull/392

What's Changed

switch pre-commit -> prek by @samuelcolvin in https://github.com/pydantic/monty/pull/392
gc: properly release references held by values in cycles by @davidhewitt in https://github.com/pydantic/monty/pull/399
bump to Rust 1.95 by @davidhewitt in https://github.com/pydantic/monty/pull/401
fix GC tracking for datetime.tzinfo by @rsr5 in https://github.com/pydantic/monty/pull/397
clean up some dict view implementations by @davidhewitt in https://github.com/pydantic/monty/pull/402
convert py_repr methods to take &mut VM by @davidhewitt in https://github.com/pydantic/monty/pull/403
make Task have owning references to its coroutine / gather by @davidhewitt in https://github.com/pydantic/monty/pull/404
fix hash equality for trivial types by @davidhewitt in https://github.com/pydantic/monty/pull/405
further isolate unsafe code within Heap implementation by @davidhewitt in https://github.com/pydantic/monty/pull/406
fix: parse errors must not leak ruff AST Debug formatting by @smigolsmigol in https://github.com/pydantic/monty/pull/390
ci: fix lint failures from nightly clippy by @davidhewitt in https://github.com/pydantic/monty/pull/415
Add gc.collect() function only with test-hooks feature by @davidhewitt in https://github.com/pydantic/monty/pull/398
merge lifetimes in VM to a single lifetime by @davidhewitt in https://github.com/pydantic/monty/pull/416
fix lifetimes from conflicting merges to main by @davidhewitt in https://github.com/pydantic/monty/pull/417
fix no active frame panic on duplicate coroutine in gather by @rsr5 in https://github.com/pydantic/monty/pull/410
cache the hash value of interned / static strings by @davidhewitt in https://github.com/pydantic/monty/pull/418
fix: avoid panic when list.sort() key callback mutates the list by @SAY-5 in https://github.com/pydantic/monty/pull/413
implement "trial deletion" GC to collect cycles by @davidhewitt in https://github.com/pydantic/monty/pull/407
reject reusing an already-awaited external future via gather by @rsr5 in https://github.com/pydantic/monty/pull/420
Add dart/flutter bindings by @runyaga in https://github.com/pydantic/monty/pull/414
inline hash caching directly into relevant types by @davidhewitt in https://github.com/pydantic/monty/pull/422
Fix async external function exception propagation by @vivekraghuram in https://github.com/pydantic/monty/pull/424
note that make install-py is often necessary in CLAUDE.md by @davidhewitt in https://github.com/pydantic/monty/pull/426
fix typo in CLAUDE.md by @davidhewitt in https://github.com/pydantic/monty/pull/427
fix exception stack corruption in various raise cases by @davidhewitt in https://github.com/pydantic/monty/pull/428
avoid unbounded recursion in two tuple traversal cases by @davidhewitt in https://github.com/pydantic/monty/pull/429
move all String heap allocation to go through allocate_string helper by @davidhewitt in https://github.com/pydantic/monty/pull/430
Bound AST depth produced by folding flat elif and bool-op chains by @dsp-ant in https://github.com/pydantic/monty/pull/437
Pre-check requested size in bytes(int) constructor against resource l… by @dsp-ant in https://github.com/pydantic/monty/pull/435
Clean up compiler - no longer emit dead code, simpler exception handlers, ensure jumps hit the same depth by @davidhewitt in https://github.com/pydantic/monty/pull/432
agents: note that certain heap operations only need &Heap by @davidhewitt in https://github.com/pydantic/monty/pull/441
refactor GatherFuture to be a state machine by @davidhewitt in https://github.com/pydantic/monty/pull/433
fix panic on duplicate parameter names by @smigolsmigol in https://github.com/pydantic/monty/pull/382
only swallow AttributeError in getattr by @davidhewitt in https://github.com/pydantic/monty/pull/442
deduplicate source lines in tracebacks by @davidhewitt in https://github.com/pydantic/monty/pull/443
fix more panics by @davidhewitt in https://github.com/pydantic/monty/pull/372
fix further panics in integer operations by @davidhewitt in https://github.com/pydantic/monty/pull/444
optimize operand load on bytecode loop by @davidhewitt in https://github.com/pydantic/monty/pull/446
simplify jump calculation by @davidhewitt in https://github.com/pydantic/monty/pull/445
refactor futures to have state machines like gather by @davidhewitt in https://github.com/pydantic/monty/pull/447
Bound except-clause tuple matching by the recursion-depth limit by @dsp-ant in https://github.com/pydantic/monty/pull/439
Bound container pre-allocation driven by iterator size hints by @dsp-ant in https://github.com/pydantic/monty/pull/434
optimize cycle collector to have per-node work stack, not per-edge by @davidhewitt in https://github.com/pydantic/monty/pull/450
move limits in the compiler to return syntax errors rather than panic by @davidhewitt in https://github.com/pydantic/monty/pull/449
enforce JSON integers do not exceed Monty's BigInt limits by @davidhewitt in https://github.com/pydantic/monty/pull/431
avoid unbounded recursion in monty_to_py by @davidhewitt in https://github.com/pydantic/monty/pull/453
avoid UB in Heap::dec_ref by @davidhewitt in https://github.com/pydantic/monty/pull/451
Implement open builtin, with limitations by @samuelcolvin in https://github.com/pydantic/monty/pull/456
add more limitations by @samuelcolvin in https://github.com/pydantic/monty/pull/460
clean up unsupported results in evaluate_function by @davidhewitt in https://github.com/pydantic/monty/pull/463
avoid panic on string id 128..255 by @davidhewitt in https://github.com/pydantic/monty/pull/466
collect cell vars from for / while / if control flow expressions by @davidhewitt in https://github.com/pydantic/monty/pull/465
Context manager support by @samuelcolvin in https://github.com/pydantic/monty/pull/462
Implement buffered open() methods by @samuelcolvin in https://github.com/pydantic/monty/pull/461
move value_to_i32 by @samuelcolvin in https://github.com/pydantic/monty/pull/468
fix(repl): Add local/global store operation in comprehension expressions by @Embers-of-the-Fire in https://github.com/pydantic/monty/pull/297
Ruff depth limit by @samuelcolvin in https://github.com/pydantic/monty/pull/391
fix: name-based identity and equality for external function values by @mbeschastn0v in https://github.com/pydantic/monty/pull/458
Cap comprehension generator count to prevent compiler stack overflow by @samuelcolvin in https://github.com/pydantic/monty/pull/470
fix overlay append quota by @samuelcolvin in https://github.com/pydantic/monty/pull/472
Fstring precision limits by @samuelcolvin in https://github.com/pydantic/monty/pull/474
fix(file): do not serialize OpenFile buffer_meta cache across snapshots by @samuelcolvin in https://github.com/pydantic/monty/pull/471
proc macro for function signature parsing by @samuelcolvin in https://github.com/pydantic/monty/pull/467
apply INT_MAX_STR_DIGITS guard to natural JSON BigInt path by @samuelcolvin in https://github.com/pydantic/monty/pull/475
prep v0.0.18 release by @samuelcolvin in https://github.com/pydantic/monty/pull/476

New Contributors

@smigolsmigol made their first contribution in https://github.com/pydantic/monty/pull/390
@SAY-5 made their first contribution in https://github.com/pydantic/monty/pull/413
@vivekraghuram made their first contribution in https://github.com/pydantic/monty/pull/424
@dsp-ant made their first contribution in https://github.com/pydantic/monty/pull/437
@mbeschastn0v made their first contribution in https://github.com/pydantic/monty/pull/458

Full Changelog: https://github.com/pydantic/monty/compare/v0.0.17...v0.0.18

Open source →

0.0.810 Mar 2026

Add rustyline to REPL for line editing and history by @samuelcolvin in https://github.com/pydantic/monty/pull/189

What's Changed

Add rustyline to REPL for line editing and history by @samuelcolvin in https://github.com/pydantic/monty/pull/189
preserve REPL session on runtime errors in start/resume by @rsr5 in https://github.com/pydantic/monty/pull/187
Remove use of take_data! from get/set cell value methods by @davidhewitt in https://github.com/pydantic/monty/pull/191
use pyo3-build-config to make running tests on ubuntu easier by @davidhewitt in https://github.com/pydantic/monty/pull/192
Make Heap::inc_ref only require immutable heap borrow by @davidhewitt in https://github.com/pydantic/monty/pull/193
Implement filter builtin function by @friendlymatthew in https://github.com/pydantic/monty/pull/63
create proper structures for all HeapData variants by @davidhewitt in https://github.com/pydantic/monty/pull/199
Implement getattr builtin function by @friendlymatthew in https://github.com/pydantic/monty/pull/65
Unify recursion and data depth guards by @davidhewitt in https://github.com/pydantic/monty/pull/198
remove some uses of Heap::with_two by @davidhewitt in https://github.com/pydantic/monty/pull/203
replace &mut HeapData with HeapDataMut by @davidhewitt in https://github.com/pydantic/monty/pull/206
fix full-build needing pyo3 config by @davidhewitt in https://github.com/pydantic/monty/pull/204
Scrapper Example (simplified) by @samuelcolvin in https://github.com/pydantic/monty/pull/209
Web scrapper example by @samuelcolvin in https://github.com/pydantic/monty/pull/205
add resource limits args to CLI by @samuelcolvin in https://github.com/pydantic/monty/pull/213
feat(dict): support dict(iterable, **kwargs) and fix dict(zip(...)) by @FarhanAliRaza in https://github.com/pydantic/monty/pull/212
merge py_call_attr and py_call_attr_raw by @davidhewitt in https://github.com/pydantic/monty/pull/223
convert all builtins to take VM by @davidhewitt in https://github.com/pydantic/monty/pull/224
allow clone_with_heap and drop_with_heap to take VM by @davidhewitt in https://github.com/pydantic/monty/pull/225
simplify DropWithHeap trait by @davidhewitt in https://github.com/pydantic/monty/pull/227
convert iteration to take VM by @davidhewitt in https://github.com/pydantic/monty/pull/228
remove external_functions parameter, auto-detect with NameLookup by @samuelcolvin in https://github.com/pydantic/monty/pull/214
move heap traits to separate file by @davidhewitt in https://github.com/pydantic/monty/pull/229
no in-place mutation for str and bytes by @davidhewitt in https://github.com/pydantic/monty/pull/231
str and bytes comparison by @samuelcolvin in https://github.com/pydantic/monty/pull/233
Fix VM panic when function parameter shadows outer local variable by @CJHwong in https://github.com/pydantic/monty/pull/124
re module implementation by @Embers-of-the-Fire in https://github.com/pydantic/monty/pull/157
Add memory pre-checks to padding, replace and f-string operations by @MRoci in https://github.com/pydantic/monty/pull/238
Implement dict view and set/frozenset operators by @evalstate in https://github.com/pydantic/monty/pull/252
fix(compiler): correct stack depth tracking for loop iterators by @zh217 in https://github.com/pydantic/monty/pull/246
Add memory tracking to re.sub() to prevent untracked allocations by @MRoci in https://github.com/pydantic/monty/pull/243
Tuple comparison (<, >, <=, >=) by @amitrechavia in https://github.com/pydantic/monty/pull/237
merge AttrCallResult into CallResult by @davidhewitt in https://github.com/pydantic/monty/pull/256
Support augmented assignment on subscript targets by @evalstate in https://github.com/pydantic/monty/pull/255
feat(types/module): support builtin calls in module attributes by @zh217 in https://github.com/pydantic/monty/pull/245
convert py_bool and py_len to take VM by @davidhewitt in https://github.com/pydantic/monty/pull/257
Forward printCallback in JS runMontyAsync by @sathish-t in https://github.com/pydantic/monty/pull/194
Fix os.environ panic in JS bindings by @sathish-t in https://github.com/pydantic/monty/pull/201
remove pointer indirection from PrintWriter inside VM by @davidhewitt in https://github.com/pydantic/monty/pull/258
convert more code to take vm instead of heap, interns by @davidhewitt in https://github.com/pydantic/monty/pull/260
remove Namespaces; keep locals on the stack by @davidhewitt in https://github.com/pydantic/monty/pull/259
Repl improvements by @samuelcolvin in https://github.com/pydantic/monty/pull/235
Implement full Python math module (~50 functions) by @Butch78 in https://github.com/pydantic/monty/pull/200
implement PEP 448 generalised unpacking by @AlmogBaku in https://github.com/pydantic/monty/pull/219
replace inline math implementations with libm by @davidhewitt in https://github.com/pydantic/monty/pull/261
uprev to 0.0.8 by @samuelcolvin in https://github.com/pydantic/monty/pull/262

New Contributors

@rsr5 made their first contribution in https://github.com/pydantic/monty/pull/187
@FarhanAliRaza made their first contribution in https://github.com/pydantic/monty/pull/212
@CJHwong made their first contribution in https://github.com/pydantic/monty/pull/124
@MRoci made their first contribution in https://github.com/pydantic/monty/pull/238
@evalstate made their first contribution in https://github.com/pydantic/monty/pull/252
@zh217 made their first contribution in https://github.com/pydantic/monty/pull/246
@amitrechavia made their first contribution in https://github.com/pydantic/monty/pull/237
@Butch78 made their first contribution in https://github.com/pydantic/monty/pull/200
@AlmogBaku made their first contribution in https://github.com/pydantic/monty/pull/219

Full Changelog: https://github.com/pydantic/monty/compare/v0.0.7...v0.0.8

Open source →

0.0.516 Feb 2026

Upgrade GitHub Actions for Node 24 compatibility by @salmanmkc in https://github.com/pydantic/monty/pull/129

What's Changed

Upgrade GitHub Actions for Node 24 compatibility by @salmanmkc in https://github.com/pydantic/monty/pull/129
always allocate empty tuple singleton at index 0 by @davidhewitt in https://github.com/pydantic/monty/pull/122
don't leak in id() by @davidhewitt in https://github.com/pydantic/monty/pull/89
Fuzz testing by @samuelcolvin in https://github.com/pydantic/monty/pull/119
Depth Guard by @samuelcolvin in https://github.com/pydantic/monty/pull/131
Simplify boilerplate when functions expect no kwargs by @davidhewitt in https://github.com/pydantic/monty/pull/139
Avoid value leaks when checking for additional positional arguments by @davidhewitt in https://github.com/pydantic/monty/pull/140
Bump PyO3 to 0.28 by @davidhewitt in https://github.com/pydantic/monty/pull/141
introduce slice-based way to extract positional arguments by @davidhewitt in https://github.com/pydantic/monty/pull/144
add wasmer to alternatives in readme by @samuelcolvin in https://github.com/pydantic/monty/pull/145
handle i64::MIN division overflow in //, %, and divmod() by @zozo123 in https://github.com/pydantic/monty/pull/147
Convert argument parsing to clap by @davidhewitt in https://github.com/pydantic/monty/pull/149
Convert src/types files to HeapGuard by @davidhewitt in https://github.com/pydantic/monty/pull/143
Add printer callback for javascript binding by @Embers-of-the-Fire in https://github.com/pydantic/monty/pull/146
uprev ruff by @samuelcolvin in https://github.com/pydantic/monty/pull/155
4x safety multiplier in check_pow_size by @samuelcolvin in https://github.com/pydantic/monty/pull/158
slim down typeshed by @samuelcolvin in https://github.com/pydantic/monty/pull/161
Fix TypeError when comparing heap-allocated strings by @sathish-t in https://github.com/pydantic/monty/pull/159
Fix CI by @samuelcolvin in https://github.com/pydantic/monty/pull/162
fix: correct bugs in expense_analysis example by @Hupperich-Manuel in https://github.com/pydantic/monty/pull/152
add aarch64-unknown-linux-gnu (linux-arm64) JS binding target by @Bl3f in https://github.com/pydantic/monty/pull/154
enforce max_duration better by @samuelcolvin in https://github.com/pydantic/monty/pull/156

New Contributors

@salmanmkc made their first contribution in https://github.com/pydantic/monty/pull/129
@zozo123 made their first contribution in https://github.com/pydantic/monty/pull/147
@Embers-of-the-Fire made their first contribution in https://github.com/pydantic/monty/pull/146
@sathish-t made their first contribution in https://github.com/pydantic/monty/pull/159
@Hupperich-Manuel made their first contribution in https://github.com/pydantic/monty/pull/152

Full Changelog: https://github.com/pydantic/monty/compare/v0.0.4...v0.0.5

Open source →