chore: import upstream snapshot with attribution

open_notebook/utils/model_utils.py

@@ -0,0 +1,15 @@
+"""Utilities for working with Pydantic models."""
+
+from pydantic import BaseModel
+
+
+def full_model_dump(model):
+    """Recursively dump Pydantic models nested inside dicts/lists to plain data."""
+    if isinstance(model, BaseModel):
+        return model.model_dump()
+    elif isinstance(model, dict):
+        return {k: full_model_dump(v) for k, v in model.items()}
+    elif isinstance(model, list):
+        return [full_model_dump(item) for item in model]
+    else:
+        return model