def to(
        self,
        output: type[OUTPUT] | types.GenericType,
        var_type: types.GenericType | None = None,
    ) -> Var:
        """Convert the var to a different type.

        Args:
            output: The output type.
            var_type: The type of the var.

        Returns:
            The converted var.
        """
        from .object import ObjectVar

        fixed_output_type = get_origin(output) or output

        # If the first argument is a python type, we map it to the corresponding Var type.
        for var_subclass in _var_subclasses[::-1]:
            if fixed_output_type in var_subclass.python_types or safe_issubclass(
                fixed_output_type, var_subclass.python_types
            ):
                return self.to(var_subclass.var_subclass, output)

        if fixed_output_type is None:
            return get_to_operation(NoneVar).create(self)  # pyright: ignore [reportReturnType]

        # Handle fixed_output_type being Base or a dataclass.
        if can_use_in_object_var(output):
            return self.to(ObjectVar, output)

        if inspect.isclass(output):
            for var_subclass in _var_subclasses[::-1]:
                if safe_issubclass(output, var_subclass.var_subclass):
                    current_var_type = self._var_type
                    if current_var_type is Any:
                        new_var_type = var_type
                    else:
                        new_var_type = var_type or current_var_type
                    return var_subclass.to_var_subclass.create(  # pyright: ignore [reportReturnType]
                        value=self, _var_type=new_var_type
                    )

            # If we can't determine the first argument, we just replace the _var_type.
            if not safe_issubclass(output, Var) or var_type is None:
                return dataclasses.replace(
                    self,
                    _var_type=output,
                )

        # We couldn't determine the output type to be any other Var type, so we replace the _var_type.
        if var_type is not None:
            return dataclasses.replace(
                self,
                _var_type=var_type,
            )

        return self
Convert the var to a different type.

        Args:
            output: The output type.
            var_type: The type of the var.

        Returns:
            The converted var.
        
reflex/vars/base.py