new_contents: from ...neural._classes.sparse_embed import SparseEmbed
  import numpy
  
  
  def test_create_sparse_embed():
      embed = SparseEmbed(300)
  
  
  def test_predict_sparse_embed():
      embed = SparseEmbed(300)
      ids = numpy.ones((10,), dtype='uint64')
      vectors = embed.predict(ids)
      assert vectors.shape == (10, 300)
      assert vectors.sum() != 0.
  
  
  def test_sparse_embed_begin_update():
      embed = SparseEmbed(300)
      ids = numpy.ones((10,), dtype='uint64')
      vectors, finish_update = embed.begin_update(ids)
      assert vectors.shape == (10, 300)
      assert vectors.sum() != 0.
      gradient = embed.ops.allocate(vectors.shape)
      finish_update(gradient)
  
  
subject: Add test for deprecated sparse_embed module