def input_shapes(self):
        """List of input tensor shapes, including minibatch dimension."""
        if self._input_shapes is None:
            self._input_shapes = [t.shape.as_list() for t in self.input_templates]
        return copy.deepcopy(self._input_shapes)
List of input tensor shapes, including minibatch dimension.
converters/stylegan2ada_tf_official/dnnlib/tflib/network.py