code: def testNotEqual(self):
      a = proto_diff.ProtoPath(("observation", "actions", 1))
      b = proto_diff.ProtoPath(("observation", "actions", 2))
      self.assertNotEqual(a, b)
      self.assertNotEqual(hash(a), hash(b))
  
imports: from absl.testing import absltest
  from pysc2.lib import proto_diff
  from s2clientprotocol import sc2api_pb2
  from s2clientprotocol import score_pb2
label_desc: Use image node_id 7 for calling the ProtoPathTest obj's underlying member method code with example usage: obj.testNotEqual() without return types