Class Model

tests/test_computed_fields.py:179–195

def test_cached_property():
    class Model(BaseModel):
        minimum: int = Field(alias='min')
        maximum: int = Field(alias='max')

        @computed_field(alias='the magic number')
        @cached_property
        def random_number(self) -> int:
            """An awesome area"""
            return random.randint(self.minimum, self.maximum)

        @cached_property
        def cached_property_2(self) -> int:
            return 42

        @cached_property
        def _cached_property_3(self) -> int:
            return 43

    rect = Model(min=10, max=10_000)
    assert rect.__private_attributes__ == {}