def METHOD_NAME(self, feats_shape=None):
    """Runs the network with dummy data to initialize the shape of all variables"""
    pos = np.zeros(shape=(1, 3), dtype=np.float32)
    vel = np.zeros(shape=(1, 3), dtype=np.float32)
    if feats_shape is None:
        feats = None
    else:
        feats = np.zeros(shape=feats_shape, dtype=np.float32)
    box = np.zeros(shape=(1, 3), dtype=np.float32)
    box_feats = np.zeros(shape=(1, 3), dtype=np.float32)
    _ = self.__call__((pos, vel, feats, box, box_feats))