I have generated the latest API!

kittycad/models/unit_concentration_format.py

@@ -0,0 +1,11 @@
+from enum import Enum
+
+
+class UnitConcentrationFormat(str, Enum):
+    PARTS_PER_MILLION = 'parts_per_million'
+    PARTS_PER_BILLION = 'parts_per_billion'
+    PARTS_PER_TRILLION = 'parts_per_trillion'
+    PERCENT = 'percent'
+
+    def __str__(self) -> str:
+        return str(self.value)