code: def test_elemwise_csr_same_zeros():
      # Zeroes
      a = mx.nd.sparse.zeros("csr", (1, 1))
      b = mx.nd.elemwise_add(a, a)
      res = a.asnumpy() + a.asnumpy()
      assert_almost_equal(b.asnumpy(), res)
  
imports: from mxnet.test_utils import *
  from mxnet.base import MXNetError
  import pytest
  from common import assertRaises
  import random
  import warnings
label_desc: Use image node_id 12 for calling a global function with example usage: test_elemwise_csr_same_zeros() without return types