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fix: Fix model export of Opaque types. #2446

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ss2165 merged 1 commit into from
Jul 17, 2025
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fix: Fix model export of Opaque types. #2446

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12 changes: 2 additions & 10 deletions hugr-py/src/hugr/tys.py
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Original file line number Diff line number Diff line change
Expand Up @@ -767,15 +767,7 @@ def __eq__(self, value):
return super().__eq__(value)

def to_model(self) -> model.Term:
# This cast is only neccessary because `Type` can both be an
# actual type or a row variable.
args = [cast(model.Term, arg.to_model()) for arg in self.args]

extension_name = self.type_def.get_extension().name
type_name = self.type_def.name
name = f"{extension_name}.{type_name}"

return model.Apply(name, args)
return self._to_opaque().to_model()


def _type_str(name: str, args: Sequence[TypeArg]) -> str:
Expand Down Expand Up @@ -826,7 +818,7 @@ def to_model(self) -> model.Term:
# actual type or a row variable.
args = [cast(model.Term, arg.to_model()) for arg in self.args]

return model.Apply(self.id, args)
return model.Apply(f"{self.extension}.{self.id}", args)


@dataclass
Expand Down
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