litestar-org/polyfactory

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Simple and powerful factories for mock data generation

Stars: 1.5k
Forks: 120
Open beginner issues: 0
Indexed issues: 54

Dominant language: Python
License: MIT
Last GitHub push: Aug 22, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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54 open issues indexed

Infinite recursion (100% CPU, unbounded RAM) defining a factory for a model field referencing a recursive PEP 695 type alias Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

litestar-org/polyfactory#884 · Opened Sep 4, 2026
Guard by_name kwarg for pydantic < 2.11 Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

litestar-org/polyfactory#882 · Opened Aug 26, 2026
Bug: different number of minimum characters for a string generators, if field meta in SQLAlchemyFactory have constraints Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

litestar-org/polyfactory#880 · 1 comment · Opened Aug 21, 2026
Enhancement: Add an optional database parameter to BaseFactory.create_{a}sync Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 68/100

litestar-org/polyfactory#878 · Opened Aug 18, 2026
Enhancement: peewee support Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

litestar-org/polyfactory#877 · Opened Aug 8, 2026
Enhancement: Foreign Keys within hierarchical Model Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

litestar-org/polyfactory#868 · Opened Jul 14, 2026
Bug: coverage method does not respect constraints when used in combination with a Union Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

litestar-org/polyfactory#854 · Opened May 14, 2026
Enhancement: Support custom provider on types created through 3.14 type statements Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

litestar-org/polyfactory#853 · 1 comment · Opened May 10, 2026
Bug: Examples in union types are not found when using coverage Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

litestar-org/polyfactory#851 · Opened May 10, 2026
Enhancement: Skip SQLAlchemy model fields with default values Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 48/100

litestar-org/polyfactory#837 · 3 comments · Opened Mar 16, 2026
Enhancement: add support for skelet Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

litestar-org/polyfactory#835 · 1 comment · Opened Mar 11, 2026
Bug: docs preview on PRs Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 25/100

litestar-org/polyfactory#819 · 2 comments · Opened Jan 27, 2026
Bug: using columns with `system=True` causes `OperationalError` exception Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

litestar-org/polyfactory#802 · Opened Dec 1, 2025
Enhancement: Support Protobuf Generation Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

litestar-org/polyfactory#796 · Opened Nov 26, 2025
Enhancement: Drop Python 3.9 Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 42/100

litestar-org/polyfactory#783 · Opened Nov 16, 2025
Enhancement: ProtobufFactory Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

litestar-org/polyfactory#772 · 1 comment · Opened Oct 30, 2025
Enhancement: Support `advanced-alchemy` FileObject Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

litestar-org/polyfactory#760 · 1 reaction · Opened Oct 18, 2025
Enhancement: Support Ignoring SQLAlchemy Computed Columns When Generating Inserts (Build/Sync) Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

litestar-org/polyfactory#754 · 1 comment · Opened Oct 3, 2025
Enhancement: static type checking on factory build method calls Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

litestar-org/polyfactory#753 · 1 comment · Opened Oct 1, 2025
Enhancement: allow customizing TypedDict keys that are invalid identifiers Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

litestar-org/polyfactory#752 · 2 reactions · Opened Sep 29, 2025
Bug: forward referenced Circular import Dataclass don't work with `DataclassFactory` Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 32/100

litestar-org/polyfactory#744 · 5 comments · Opened Sep 7, 2025
Bug: Wrong type date generated for annotated datetime in pydantic factory Open

bug good first issue

Difficulty 3/5 1-2 days Newbie friendliness 68/100

litestar-org/polyfactory#734 · 2 comments · Opened Jul 17, 2025
Enhancement: add interface for generating arbitrary type Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

litestar-org/polyfactory#729 · Opened Jul 5, 2025
Enhancement: Support non-mutable Mapping containers Open

enhancement good first issue

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

litestar-org/polyfactory#726 · 1 comment · 2 reactions · Opened Jul 3, 2025
Factory doesn't pick up `faker_session_locale` fixture changes, generates data with default settings Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 42/100

litestar-org/polyfactory#715 · 3 comments · Opened Jun 19, 2025
Enhance batch Method to Accept fields_list for Custom Field Values Open

Difficulty 3/5 1-2 days Newbie friendliness 50/100

litestar-org/polyfactory#705 · 2 reactions · Opened May 26, 2025
Bug: empty string generated for regex requiring at least one char Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 42/100

litestar-org/polyfactory#695 · 1 comment · Opened Apr 24, 2025
Enhancement: "Allow None Optionals" for a single field Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

litestar-org/polyfactory#655 · 5 comments · Opened Mar 6, 2025
Bug: ModelFactory doesn't support pydantic EmailStr Field constraints Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

litestar-org/polyfactory#642 · 1 reaction · Opened Feb 7, 2025
Bug: Random values from a base Enum Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

litestar-org/polyfactory#640 · 5 comments · Opened Feb 7, 2025
Bug: Recursive Dependency Needed for SQLAlchemyFactory Definitions? Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 28/100

litestar-org/polyfactory#638 · 1 comment · Opened Jan 29, 2025
Enhancement: have Trait/HiddenField only there to feed the post_generate of other fields Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

litestar-org/polyfactory#604 · 17 comments · 2 reactions · Opened Nov 8, 2024
Enhancement: Sequence field Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

litestar-org/polyfactory#593 · 3 comments · 8 reactions · Opened Oct 24, 2024
Docs: specify the compatibility with SQLModel more explicitely Open

documentation

Difficulty 3/5 1-2 days Newbie friendliness 35/100

litestar-org/polyfactory#586 · 1 comment · Opened Sep 19, 2024
Bug: unexpected behavior with `seed_random` Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

litestar-org/polyfactory#580 · 2 comments · 2 reactions · Opened Aug 17, 2024
Enhancement: factory from json schema Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

litestar-org/polyfactory#568 · 3 comments · Opened Jul 21, 2024
Enhancement: switch to type-lens Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

litestar-org/polyfactory#550 · 2 reactions · Opened May 17, 2024
Enhancement: django orm base factory Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

litestar-org/polyfactory#539 · 1 comment · Opened May 7, 2024
Docs: Document functions/classes/methods that have no docstrings and are missing from the built docs Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 25/100

litestar-org/polyfactory#531 · Opened Apr 30, 2024
Bug: Invalid Coverage for Optional Fields with Annotated Constraint Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

litestar-org/polyfactory#514 · 3 reactions · Opened Mar 28, 2024
Enhancement: Support for dictionaries with Pydantic models as value, e.g. dict[str, PydanticClass] Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

litestar-org/polyfactory#512 · 1 comment · Opened Mar 21, 2024
Docs: Add example to use `PydanticFactory` with SQLAlchemy persistence Open

documentation

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

litestar-org/polyfactory#504 · 5 comments · 2 reactions · Opened Feb 25, 2024
Bug: Setting `ge` and `multiple_of` but not `le` constraints causes invalid values to be generated Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

litestar-org/polyfactory#503 · 2 comments · Opened Feb 23, 2024
Enhancement: add support for Odmantic 1.0 Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

litestar-org/polyfactory#464 · Opened Dec 19, 2023
Bug: Bug when generating Json fields in Pydantic model Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

litestar-org/polyfactory#456 · 3 comments · Opened Dec 13, 2023
Bug: Typo in `field_meta.py` ? Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 45/100

litestar-org/polyfactory#443 · 3 comments · Opened Nov 27, 2023
Bug: Pydantic Config field `min_anystr_length` not taken into account Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 38/100

litestar-org/polyfactory#442 · 3 comments · Opened Nov 22, 2023
Enhancement: provide a mechanism to use the `faker` pytest fixture Faker instance Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

litestar-org/polyfactory#441 · 7 comments · 1 reaction · Opened Nov 17, 2023
Enhancement: Consider supporting `mimesis` as a fake data provider Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

litestar-org/polyfactory#394 · 6 comments · 5 reactions · Opened Sep 27, 2023
Bug: `gt` and `lt` is not handled properly for floats Open

bug

litestar-org/polyfactory#392 · 1 assignee · Opened Sep 27, 2023

litestar-org/polyfactory

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