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When structuring Parent containig Child, Child's hook is not run

Status: Open.

#709 In python-attrs/cattrs;

·NicholasPini openedon Dec 17, 2025

Convereter.structure use_alias not working with Union types

enhancement

Status: Open.

#706 In python-attrs/cattrs;

·SimplyKnownAsG openedon Dec 16, 2025

omit_if_default ignores attrs' converters

Status: Open.

#695 In python-attrs/cattrs;

·antony-frolov openedon Oct 28, 2025

Validation errors from multiple fields are not in ClassValidationError

validation

Status: Open.

#694 In python-attrs/cattrs;

·Lincoln-GR openedon Oct 23, 2025

Type Error with tagged Unions (working code but mypy/pyright error)

typeform

Status: Open.

#690 In python-attrs/cattrs;

·Gentle openedon Oct 15, 2025

configure_tagged_union strategy does not support diamond inheritance

Status: Open.

#685 In python-attrs/cattrs;

·danarmak openedon Sep 15, 2025

An enum used as another enum's value is not unstructured by the json converter

Status: Open.

#679 In python-attrs/cattrs;

·reversefold openedon Aug 25, 2025

configure_tagged_union fails on recursive structures

Status: Open.

#678 In python-attrs/cattrs;

·adament openedon Aug 7, 2025

Using several factories simultaneously

Status: Open.

#659 In python-attrs/cattrs;

·AdrianSosic openedon Jun 18, 2025

Support tagged unions when the discriminator field is in a generic wrapper, not in the union type

Status: Open.

#651 In python-attrs/cattrs;

·lukasK9999 openedon May 26, 2025

Natively support more types with pre-defined optional hooks

enhancement

Status: Open.

#641 In python-attrs/cattrs;

·makukha openedon Mar 29, 2025

'_UnionGenericAlias' is deprecated and slated for removal in Python 3.17

Status: Open.

#635 In python-attrs/cattrs;

·LecrisUT openedon Mar 18, 2025