code: def test_ErrorHeritage(self):
      self.assertTrue(issubclass(binascii.Error, ValueError))
  
imports: import unittest
  import base64
  import binascii
  import os
  from array import array
  from test.support import os_helper
  from test.support import script_helper
label_desc: Use image node_id 30 for calling the BaseXYTestCase obj's underlying member method code with example usage: obj.test_ErrorHeritage() without return types