def test_get_optimal_instance_type1(self):
     res = B.get_optimal_instance_type()
     assert 'recommended_instance_type' in res
     assert res['recommended_instance_type'] == 't2.nano'
     print(res)
 def test_get_optimal_instance_type2(self):
     res = B.get_optimal_instance_type(cpu=32, mem_in_gb=16)
     assert 'recommended_instance_type' in res
     assert res['recommended_instance_type'] == 'c4.8xlarge'
     print(res)