code: def test_sql_observer_equality(sql_obs, engine, session):
      sql_obs2 = SqlObserver.create_from(engine, session)
      assert sql_obs == sql_obs2
  
      assert not sql_obs != sql_obs2
  
      assert not sql_obs == "foo"
      assert sql_obs != "foo"
  
imports: import datetime
  import pytest
  from sacred.serializer import json
  from sacred.observers.sql import SqlObserver
  from sacred.observers.sql_bases import Host, Experiment, Run, Source, Resource
label_desc: Use image node_id 16 for calling a global function with example usage: test_sql_observer_equality(sql_obs, engine, session) without return types