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Bug: unguarded dict.pop() in _function_setstate causes KeyError crash on crafted pickle (regression from c6f8cd4)

Status: Open.

#593 In cloudpipe/cloudpickle;

· clemdc40 opened on May 12, 2026

cloudpickle is not compatible with PyPy 7.3.22

Status: Open.

#592 In cloudpipe/cloudpickle;

· Viicos opened on May 5, 2026

Feature request: cloudpickle.patch_multiprocessing() utility for ForkingPickler replacement

Status: Open.

#589 In cloudpipe/cloudpickle;

· clemlesne opened on Feb 24, 2026

Can not pickle torch.utils.data.DataLoader

Status: Open.

#587 In cloudpipe/cloudpickle;

· k82cn opened on Jan 16, 2026

register_pickle_by_value appears to not deliver monkeypatches to receiver

Status: Open.

#586 In cloudpipe/cloudpickle;

· sgillies opened on Jan 15, 2026

TypeError: cannot pickle '_abc._abc_data' object with python 3.14 and cloudpickle 3.1.2

Status: Open.

#585 In cloudpipe/cloudpickle;

· thomass-dev opened on Dec 16, 2025

Override attributes are not pickled correctly

Status: Open.

#584 In cloudpipe/cloudpickle;

· roysh-jether opened on Nov 30, 2025

Cloudpickle does not properly register submodule dependencies of a pickled function if the function accesses the submodule via getattr (or equivalent means)

Status: Open.

#581 In cloudpipe/cloudpickle;

· 27359794 opened on Nov 4, 2025

Pickling functions that use packages can be extremely slow. Proposal and code for an alternative implementation

Status: Open.

#576 In cloudpipe/cloudpickle;

· 27359794 opened on Oct 24, 2025

Are there any methods to serialize a function that call function from other Python module file

Status: Open.

#571 In cloudpipe/cloudpickle;

· kira42310 opened on Jun 12, 2025

IntFlag Enum - broken after py3.11

Status: Open.

#558 In cloudpipe/cloudpickle;

· EkremGuner opened on Mar 11, 2025

PyPy3.11: multiple test failures

Status: Open.

#557 In cloudpipe/cloudpickle;

· mgorny opened on Feb 15, 2025