Update api spec (#145)

* YOYO NEW API SPEC!

* updates

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

---------

Signed-off-by: Jess Frazelle <github@jessfraz.com>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

kittycad/models/density.py

@@ -0,0 +1,69 @@
+from typing import Any, Dict, List, Type, TypeVar, Union
+
+import attr
+
+from ..models.unit_density import UnitDensity
+from ..types import UNSET, Unset
+
+CE = TypeVar("CE", bound="Density")
+
+
+@attr.s(auto_attribs=True)
+class Density:
+    """The density response."""  # noqa: E501
+
+    density: Union[Unset, float] = UNSET
+    output_unit: Union[Unset, UnitDensity] = UNSET
+
+    additional_properties: Dict[str, Any] = attr.ib(init=False, factory=dict)
+
+    def to_dict(self) -> Dict[str, Any]:
+        density = self.density
+        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[CE], src_dict: Dict[str, Any]) -> CE:
+        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
+        else:
+            output_unit = _output_unit  # type: ignore[arg-type]
+
+        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