code: def test_19118(initializer, dtype):
      net = gluon.nn.Dense(16, in_units=16)
      net.cast(dtype)
      net.initialize(initializer)
      net.hybridize()
      net(np.zeros((16, 16), dtype=dtype))
  
imports: from mxnet import np, npx, use_np, autograd, initializer, gluon
  from common import with_environment
  import pytest
label_desc: Use image node_id 5 for calling a global function with example usage: test_19118(initializer, dtype) without return types