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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _handle_actiondefinefunction(self, _):
 """Handle the ActionDefineFunction action."""

        obj = _make_object("ActionDefineFunction")
        obj.FunctionName = self._get_struct_string()
        obj.NumParams = unpack_ui16(self._src)
        for i in range(1, obj.NumParams + 1):
            setattr(obj, "param" + str(i), self._get_struct_string())
        obj.CodeSize = unpack_ui16(self._src)
        yield obj