code: def test_DDM_extract_slice():
      dm = DDM(
          [
              [ZZ(1), ZZ(2), ZZ(3)],
              [ZZ(4), ZZ(5), ZZ(6)],
              [ZZ(7), ZZ(8), ZZ(9)],
          ],
          (3, 3),
          ZZ,
      )
  
      assert dm.extract_slice(slice(0, 3), slice(0, 3)) == dm
      assert dm.extract_slice(slice(1, 3), slice(-2)) == DDM(
          [[4], [7]], (2, 1), ZZ
      )
      assert dm.extract_slice(slice(1, 3), slice(-2)) == DDM(
          [[4], [7]], (2, 1), ZZ
      )
      assert dm.extract_slice(slice(2, 3), slice(-2)) == DDM(
          [[ZZ(7)]], (1, 1), ZZ
      )
      assert dm.extract_slice(slice(0, 2), slice(-2)) == DDM(
          [[1], [4]], (2, 1), ZZ
      )
      assert dm.extract_slice(slice(-1), slice(-1)) == DDM(
          [[1, 2], [4, 5]], (2, 2), ZZ
      )
  
      assert dm.extract_slice(slice(2), slice(3, 4)) == DDM(
          [[], []], (2, 0), ZZ
      )
      assert dm.extract_slice(slice(3, 4), slice(2)) == DDM(
          [], (0, 2), ZZ
      )
      assert dm.extract_slice(slice(3, 4), slice(3, 4)) == DDM(
          [], (0, 0), ZZ
      )
  
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 29 for calling a global function with example usage: test_DDM_extract_slice() without return types