code: def testBase(self):
      self.assertTrue(self.interpreter._safe_to_run())
      _ = self.interpreter.tensor(self.input0)
      self.assertTrue(self.interpreter._safe_to_run())
      in0 = self.interpreter.tensor(self.input0)()
      self.assertFalse(self.interpreter._safe_to_run())
      in0b = self.interpreter.tensor(self.input0)()
      self.assertFalse(self.interpreter._safe_to_run())
      # Now get rid of the buffers so that we can evaluate.
      del in0
      del in0b
      self.assertTrue(self.interpreter._safe_to_run())
  
imports: import ctypes
  import io
  import sys
  from unittest import mock
  import numpy
  import tensorflow
  from tensorflow.lite.python import interpreter
  from tensorflow.lite.python.metrics import metrics
  from tensorflow.lite.python.testdata import _pywrap_test_registerer
  from tensorflow.python.framework import test_util
  from tensorflow.python.platform import resource_loader
  from tensorflow.python.platform import test
label_desc: Use image node_id 4 for calling the InterpreterTensorAccessorTest obj's underlying member method code with example usage: obj.testBase() without return types