code: def test_true(self, code: str) -> None:
      float_array = np.arange(-5, 5).astype(code)
      for value in float_array:
          assert value.is_integer()
  
imports: import fractions
  import functools
  import sys
  import types
  from typing import Any, Type
  from unittest import skipIf, SkipTest
  import pytest
  from pytest import raises
  from torch.testing._internal.common_utils import instantiate_parametrized_tests, parametrize, run_tests, TEST_WITH_TORCHDYNAMO, TestCase
label_desc: Use image node_id 2 for calling the TestIsInteger obj's underlying member method code with example usage: obj.test_true(code) without return types