switch to pydantic

Signed-off-by: Jess Frazelle <github@jessfraz.com>

kittycad/models/density.py

@@ -1,72 +1,12 @@
-from typing import Any, Dict, List, Type, TypeVar, Union
 
-import attr
+from pydantic import BaseModel
 
 from ..models.unit_density import UnitDensity
-from ..types import UNSET, Unset
-
-PY = TypeVar("PY", bound="Density")
 
 
-@attr.s(auto_attribs=True)
-class Density:
-    """The density response."""  # noqa: E501
+class Density(BaseModel):
+    """The density response."""
 
-    density: Union[Unset, float] = UNSET
-    output_unit: Union[Unset, UnitDensity] = UNSET
+    density: float
 
-    additional_properties: Dict[str, Any] = attr.ib(init=False, factory=dict)
-
-    def to_dict(self) -> Dict[str, Any]:
-        density = self.density
-        output_unit: Union[Unset, UnitDensity] = UNSET
-        if not isinstance(self.output_unit, Unset):
-            output_unit = self.output_unit
-
-        field_dict: Dict[str, Any] = {}
-        field_dict.update(self.additional_properties)
-        field_dict.update({})
-        if density is not UNSET:
-            field_dict["density"] = density
-        if output_unit is not UNSET:
-            field_dict["output_unit"] = output_unit
-
-        return field_dict
-
-    @classmethod
-    def from_dict(cls: Type[PY], src_dict: Dict[str, Any]) -> PY:
-        d = src_dict.copy()
-        density = d.pop("density", UNSET)
-
-        _output_unit = d.pop("output_unit", UNSET)
-        output_unit: Union[Unset, UnitDensity]
-        if isinstance(_output_unit, Unset):
-            output_unit = UNSET
-        if _output_unit is None:
-            output_unit = UNSET
-        else:
-            output_unit = _output_unit
-
-        density = cls(
-            density=density,
-            output_unit=output_unit,
-        )
-
-        density.additional_properties = d
-        return density
-
-    @property
-    def additional_keys(self) -> List[str]:
-        return list(self.additional_properties.keys())
-
-    def __getitem__(self, key: str) -> Any:
-        return self.additional_properties[key]
-
-    def __setitem__(self, key: str, value: Any) -> None:
-        self.additional_properties[key] = value
-
-    def __delitem__(self, key: str) -> None:
-        del self.additional_properties[key]
-
-    def __contains__(self, key: str) -> bool:
-        return key in self.additional_properties
+    output_unit: UnitDensity