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Fix union issue that Daniel was running into (#1910)

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Brandon Hancock (bhancock_ai)
2025-01-16 15:54:16 -05:00
committed by GitHub
parent 3fecde49b6
commit 30d027158a
2 changed files with 18 additions and 3 deletions
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12
src/crewai/utilities/converter.py
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@@ -241,9 +241,13 @@ def generate_model_description(model: Type[BaseModel]) -> str:
origin = get_origin(field_type)
args = get_args(field_type)
if origin is Union and type(None) in args:
if origin is Union or (origin is None and len(args) > 0):
# Handle both Union and the new '|' syntax
non_none_args = [arg for arg in args if arg is not type(None)]
return f"Optional[{describe_field(non_none_args[0])}]"
if len(non_none_args) == 1:
return f"Optional[{describe_field(non_none_args[0])}]"
else:
return f"Optional[Union[{', '.join(describe_field(arg) for arg in non_none_args)}]]"
elif origin is list:
return f"List[{describe_field(args[0])}]"
elif origin is dict:
@@ -252,8 +256,10 @@ def generate_model_description(model: Type[BaseModel]) -> str:
return f"Dict[{key_type}, {value_type}]"
elif isinstance(field_type, type) and issubclass(field_type, BaseModel):
return generate_model_description(field_type)
else:
elif hasattr(field_type, "__name__"):
return field_type.__name__
else:
return str(field_type)
fields = model.__annotations__
field_descriptions = [