code: def test_init(self):
      # c_int() can be initialized from Python's int, and c_int.
      # Not from c_long or so, which seems strange, abc should
      # probably be changed:
      self.assertRaises(TypeError, c_int, c_long(42))
  
imports: import array
  import struct
  import sys
  import unittest
  from operator import truth
  from ctypes import byref, sizeof, alignment, c_char, 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, c_bool
label_desc: Use image node_id 15 for calling the NumberTestCase obj's underlying member method code with example usage: obj.test_init() without return types