code: def test_layer_fill_shape():
      layer = gluon.rnn.LSTM(10)
      layer.hybridize()
      check_rnn_layer_forward(layer, mx.np.ones((3, 2, 7)))
      print(layer)
      assert layer.rnn_param.shape[0] == 760
  
imports: import mxnet
  from mxnet import gluon, np
  import numpy
  import copy
  from functools import partial
  from numpy.testing import assert_allclose
  from mxnet.gluon.utils import split_rnn_params
  import pytest
  from mxnet.test_utils import almost_equal, assert_almost_equal, default_device
  from common import assert_raises_cudnn_not_satisfied, retry
label_desc: Use image node_id 30 for calling a global function with example usage: test_layer_fill_shape() without return types