code: def check_delete(self, engine):
      expected_values = self.all_values
      expected_values.remove(self.removed_value)
      self.assertSequenceEqual(
          sorted(self.get_keys(engine)), expected_values
      )
  
imports: import itertools
  import unittest
  import numpy
  import scipy
  from future.builtins import range
  from nearpy import Engine
  from nearpy.utils.utils import unitvec
  from nearpy.hashes import UniBucket
label_desc: Use image node_id 4 for calling the TestDelete obj's underlying member method code with example usage: obj.check_delete(engine) without return types