def add_pyapi(self, pyapi, item, do_resize=True):
        """A version of .add for use inside functions following Python calling
        convention.
        """
        context = self._context
        builder = self._builder

        payload = self.payload
        h = self._pyapi_get_hash_value(pyapi, context, builder, item)
        self._add_key(payload, item, h, do_resize)
A version of .add for use inside functions following Python calling
        convention.
        
numba/cpython/setobj.py