code: def test_multiple(self):
      orig_states = [True, False]
      ts = [
          SpatialPadd(["image", "label"], 10, allow_missing_keys=i)
          for i in orig_states
      ]
      with allow_missing_keys_mode(ts):
          for t in ts:
              self.assertTrue(t.allow_missing_keys)
              # and that transform works even though key is missing
              _ = t(self.data)
      for t, o_s in zip(ts, orig_states):
          self.assertEqual(t.allow_missing_keys, o_s)
  
file_path: MONAI/tests/test_with_allow_missing_keys.py
imports: from __future__ import annotations
  import unittest
  import numpy
  from monai.transforms import Compose, SpatialPad, SpatialPadd, allow_missing_keys_mode
label_desc: Use image node_id 5 for calling the TestWithAllowMissingKeysMode obj's underlying member method code with example usage: obj.test_multiple() without return types