fix #86

JakobGM · Oct 22, 2024 · 6da1250 · 6da1250
1 parent a854732
commit 6da1250
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/patito/_pydantic/dtypes/dtypes.py b/src/patito/_pydantic/dtypes/dtypes.py
@@ -115,7 +115,8 @@ def validate_annotation(
 class DtypeResolver:
     def __init__(self, annotation: Any | None):
         self.annotation = annotation
-        self.schema = TypeAdapter(annotation).json_schema()
+        # mode='serialization' allows nested models with structs, see #86
+        self.schema = TypeAdapter(annotation).json_schema(mode="serialization")
         self.defs = self.schema.get("$defs", {})
 
     def valid_polars_dtypes(self) -> DataTypeGroup: