Upgrade gsutil to 3.4

third_party/gsutil/boto/tests/mturk/hit_persistence.py

 import unittest
 import pickle
 
 from common import MTurkCommon
 
 class TestHITPersistence(MTurkCommon):
         def create_hit_result(self):
                 return self.conn.create_hit(
                         question=self.get_question(), **self.get_hit_params()
                         )
 
         def test_pickle_hit_result(self):
                 result = self.create_hit_result()
                 new_result = pickle.loads(pickle.dumps(result))
 
         def test_pickle_deserialized_version(self):
                 """
                 It seems the technique used to store and reload the object must
                 result in an equivalent object, or subsequent pickles may fail.
                 This tests a double-pickle to elicit that error.
                 """
                 result = self.create_hit_result()
                 new_result = pickle.loads(pickle.dumps(result))
                 pickle.dumps(new_result)
 
 if __name__ == '__main__':
         unittest.main()