code: def test_dmp_ground_content():
      assert dmp_ground_content([[]], 1, ZZ) == ZZ(0)
      assert dmp_ground_content([[]], 1, QQ) == QQ(0)
      assert dmp_ground_content([[1]], 1, ZZ) == ZZ(1)
      assert dmp_ground_content([[-1]], 1, ZZ) == ZZ(1)
      assert dmp_ground_content([[1], [1]], 1, ZZ) == ZZ(1)
      assert dmp_ground_content([[2], [2]], 1, ZZ) == ZZ(2)
      assert dmp_ground_content([[1], [2], [1]], 1, ZZ) == ZZ(1)
      assert dmp_ground_content([[2], [4], [2]], 1, ZZ) == ZZ(2)
  
      assert dmp_ground_content([[QQ(2, 3)], [QQ(4, 9)]], 1, QQ) == QQ(
          2, 9
      )
      assert dmp_ground_content([[QQ(2, 3)], [QQ(4, 5)]], 1, QQ) == QQ(
          2, 15
      )
  
      assert dmp_ground_content(f_0, 2, ZZ) == ZZ(1)
      assert dmp_ground_content(
          dmp_mul_ground(f_0, ZZ(2), 2, ZZ), 2, ZZ
      ) == ZZ(2)
  
      assert dmp_ground_content(f_1, 2, ZZ) == ZZ(1)
      assert dmp_ground_content(
          dmp_mul_ground(f_1, ZZ(3), 2, ZZ), 2, ZZ
      ) == ZZ(3)
  
      assert dmp_ground_content(f_2, 2, ZZ) == ZZ(1)
      assert dmp_ground_content(
          dmp_mul_ground(f_2, ZZ(4), 2, ZZ), 2, ZZ
      ) == ZZ(4)
  
      assert dmp_ground_content(f_3, 2, ZZ) == ZZ(1)
      assert dmp_ground_content(
          dmp_mul_ground(f_3, ZZ(5), 2, ZZ), 2, ZZ
      ) == ZZ(5)
  
      assert dmp_ground_content(f_4, 2, ZZ) == ZZ(1)
      assert dmp_ground_content(
          dmp_mul_ground(f_4, ZZ(6), 2, ZZ), 2, ZZ
      ) == ZZ(6)
  
      assert dmp_ground_content(f_5, 2, ZZ) == ZZ(1)
      assert dmp_ground_content(
          dmp_mul_ground(f_5, ZZ(7), 2, ZZ), 2, ZZ
      ) == ZZ(7)
  
      assert dmp_ground_content(f_6, 3, ZZ) == ZZ(1)
      assert dmp_ground_content(
          dmp_mul_ground(f_6, ZZ(8), 3, ZZ), 3, ZZ
      ) == ZZ(8)
  
imports: from sympy.polys.densebasic import dup_normal, dmp_normal, dup_from_raw_dict, dmp_convert, dmp_swap
  from sympy.polys.densearith import dmp_mul_ground
  from sympy.polys.densetools import dup_clear_denoms, dmp_clear_denoms, dup_integrate, dmp_integrate, dmp_integrate_in, dup_diff, dmp_diff, dmp_diff_in, dup_eval, dmp_eval, dmp_eval_in, dmp_eval_tail, dmp_diff_eval_in, dup_trunc, dmp_trunc, dmp_ground_trunc, dup_monic, dmp_ground_monic, dup_content, dmp_ground_content, dup_primitive, dmp_ground_primitive, dup_extract, dmp_ground_extract, dup_real_imag, dup_mirror, dup_scale, dup_shift, dup_transform, dup_compose, dmp_compose, dup_decompose, dmp_lift, dup_sign_variations, dup_revert, dmp_revert
  from sympy.polys.polyclasses import ANP
  from sympy.polys.polyerrors import MultivariatePolynomialError, ExactQuotientFailed, NotReversible, DomainError
  from sympy.polys.specialpolys import f_polys
  from sympy.polys.domains import FF, ZZ, QQ, EX
  from sympy.polys.rings import ring
  from sympy.core.numbers import I
  from sympy.core.singleton import S
  from sympy.functions.elementary.trigonometric import sin
  from sympy.abc import x
  from sympy.testing.pytest import raises
label_desc: Use image node_id 20 for calling a global function with example usage: test_dmp_ground_content() without return types