code: def test_1530559(self):
      for code, byteorder in iter_integer_formats():
          format = byteorder + code
          self.assertRaises(struct.error, struct.pack, format, 1.0)
          self.assertRaises(struct.error, struct.pack, format, 1.5)
      self.assertRaises(struct.error, struct.pack, "P", 1.0)
      self.assertRaises(struct.error, struct.pack, "P", 1.5)
  
imports: from collections import abc
  import array
  import gc
  import math
  import operator
  import unittest
  import struct
  import sys
  import weakref
  from test import support
  from test.support import import_helper
  from test.support.script_helper import assert_python_ok
label_desc: Use image node_id 10 for calling the StructTest obj's underlying member method code with example usage: obj.test_1530559() without return types