code: def test_plausible_finfo(self):
      # Assert that finfo returns reasonable results for all types
      for ftype in np.sctypes["float"] + np.sctypes["complex"]:
          info = np.finfo(ftype)
          assert_(info.nmant > 1)
          assert_(info.minexp < -1)
          assert_(info.maxexp > 1)
  
imports: import functools
  import warnings
  from unittest import skipIf
  import numpy
  from pytest import raises
  from torch.testing._internal.common_utils import run_tests, TEST_WITH_TORCHDYNAMO, TestCase, xpassIfTorchDynamo
label_desc: Use image node_id 4 for calling the TestMisc obj's underlying member method code with example usage: obj.test_plausible_finfo() without return types