Fix some stuff

Author: DouweM

pydantic_ai_slim/pydantic_ai/messages.py

@@ -545,7 +545,6 @@ def identifier(self) -> str:
         It's also included in inline-text delimiters for providers that require inlining text documents, so the model can
         distinguish multiple files.
         """
-        print(self._identifier)
         return self._identifier or _multi_modal_content_identifier(self.data)
 
     @property

pydantic_ai_slim/pydantic_ai/models/__init__.py

@@ -306,7 +306,7 @@ class ModelRequestParameters:
     function_tools: list[ToolDefinition] = field(default_factory=list)
     builtin_tools: list[AbstractBuiltinTool] = field(default_factory=list)
 
-    output_mode: OutputMode | None = 'text'
+    output_mode: OutputMode | None = 'text'  # TODO (DouweM): None or new `'auto'` value? AutoOutputSchema is not bad.
     output_object: OutputObjectDefinition | None = None
     output_tools: list[ToolDefinition] = field(default_factory=list)
     prompted_output_template: str | None = None