code: def test_DDM_is_zero_matrix():
      A = DDM([[QQ(1), QQ(0)], [QQ(0), QQ(0)]], (2, 2), QQ)
      Azero = DDM.zeros((1, 2), QQ)
      assert A.is_zero_matrix() is False
      assert Azero.is_zero_matrix() is True
  
imports: from sympy.testing.pytest import raises
  from sympy.external.gmpy import GROUND_TYPES
  from sympy.polys import ZZ, QQ
  from sympy.polys.matrices.ddm import DDM
  from sympy.polys.matrices.exceptions import DMShapeError, DMNonInvertibleMatrixError, DMDomainError, DMBadInputError
label_desc: Use image node_id 32 for calling a global function with example usage: test_DDM_is_zero_matrix() without return types