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from dataclasses import dataclass
from datetime import date, datetime
from typing import List, Optional, Union
from uuid import UUID
from polyfactory.factories import DataclassFactory
from polyfactory.pytest_plugin import register_fixture
@dataclass
class Person:
id: UUID
name: str
hobbies: Optional[List[str]]
nicks: List[str]
age: Union[float, int]
birthday: Union[datetime, date]
@register_fixture
class PersonFactory(DataclassFactory[Person]): ...
def test_person_factory(person_factory: PersonFactory) -> None:
person_instance = person_factory.build()
assert isinstance(person_instance, Person)
# The factory class itself can still be used
another_person_instance = PersonFactory.build()
assert isinstance(another_person_instance, Person)
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