code: def test_issue31311(self):
      # __setstate__ should neither raise a SystemError nor crash in case
      # of a bad __dict__.
  
      class BadStruct(Structure):
          @property
          def __dict__(self):
              pass
  
      with self.assertRaises(TypeError):
          BadStruct().__setstate__({}, b"foo")
  
      class WorseStruct(Structure):
          @property
          def __dict__(self):
              1 / 0
  
      with self.assertRaises(ZeroDivisionError):
          WorseStruct().__setstate__({}, b"foo")
  
imports: import _ctypes_test
  import unittest
  import test.support
  from ctypes import CDLL, PyDLL, ArgumentError, Structure, Array, Union, _Pointer, _SimpleCData, _CFuncPtr, POINTER, pointer, byref, c_void_p, c_char_p, c_wchar_p, py_object, c_bool, c_char, c_wchar, c_byte, c_ubyte, c_short, c_ushort, c_int, c_uint, c_long, c_ulong, c_longlong, c_ulonglong, c_float, c_double, c_longdouble
label_desc: Use image node_id 15 for calling the SimpleTypesTestCase obj's underlying member method code with example usage: obj.test_issue31311() without return types