code: def check_deepnp_default_dtype(op, *args, **kwargs):
      assert op(*args, **kwargs).dtype == "float32"
  
imports: from __future__ import absolute_import
  import numpy
  import mxnet
  from mxnet import npx
  from mxnet import numpy
  from mxnet.test_utils import use_np, use_np_default_dtype
label_desc: Use image node_id 20 for calling a global function with example usage: check_deepnp_default_dtype(op) without return types