code: def test_init():
      model = HashEmbed(64, 1000).initialize()
      assert model.get_dim("nV") == 1000
      assert model.get_dim("nO") == 64
      assert model.get_param("E").shape == (1000, 64)
  
imports: import numpy
  from thinc.api import HashEmbed
label_desc: Use image node_id 1 for calling a global function with example usage: test_init() without return types