Fix tests for Pydantic 2.11 (#465)

2025-04-11 07:17:36 +00:00 · 2025-04-11 07:17:36 +00:00 · 70115b99b3
commit 70115b99b3
parent c4beb3e8ef
1 changed files with 1 additions and 1 deletions
--- a/src/mcp/server/fastmcp/utilities/func_metadata.py
+++ b/src/mcp/server/fastmcp/utilities/func_metadata.py
@ -27,7 +27,7 @@ class ArgModelBase(BaseModel):
        That is, sub-models etc are not dumped - they are kept as pydantic models.
        """
        kwargs: dict[str, Any] = {}
-        for field_name in self.model_fields.keys():
+        for field_name in self.__class__.model_fields.keys():
            kwargs[field_name] = getattr(self, field_name)
        return kwargs