code: def test_PythonRational__eq__():
      assert (QQ(1, 2) == QQ(1, 2)) is True
      assert (QQ(1, 2) != QQ(1, 2)) is False
  
      assert (QQ(1, 2) == QQ(1, 3)) is False
      assert (QQ(1, 2) != QQ(1, 3)) is True
  
file_path: sympy/sympy/polys/tests/test_pythonrational.py
imports: from sympy.polys.domains import PythonRational
  from sympy.testing.pytest import raises
label_desc: Use image node_id 13 for calling a global function with example usage: test_PythonRational__eq__() without return types