How to use the sceptre.connection_manager._retry_boto_call function in sceptre

def test_retry_boto_call_returns_response_correctly(self):
        def func(*args, **kwargs):
            return sentinel.response

        response = _retry_boto_call(func)()

        assert response == sentinel.response

def test_retry_boto_call_raises_non_throttling_error(self):
        mock_func = Mock()
        mock_func.side_effect = ClientError(
            {
                "Error": {
                    "Code": 500,
                    "Message": "Boom!"
                }
            },
            sentinel.operation
        )
        # The attribute function.__name__ is required by the decorator @wraps.
        mock_func.__name__ = "mock_func"

        with pytest.raises(ClientError) as e:
            _retry_boto_call(mock_func)()
        assert e.value.response["Error"]["Code"] == 500
        assert e.value.response["Error"]["Message"] == "Boom!"

):
        mock_func = Mock()
        mock_func.side_effect = ClientError(
            {
                "Error": {
                    "Code": "Throttling",
                    "Message": "Request limit hit"
                }
            },
            sentinel.operation
        )
        # The attribute function.__name__ is required by the decorator @wraps.
        mock_func.__name__ = "mock_func"

        with pytest.raises(RetryLimitExceededError):
            _retry_boto_call(mock_func)()

mock_func.side_effect = [
            ClientError(
                {
                    "Error": {
                        "Code": "Throttling",
                        "Message": "Request limit hit"
                    }
                },
                sentinel.operation
            ),
            sentinel.response
        ]
        # The attribute function.__name__ is required by the decorator @wraps.
        mock_func.__name__ = "mock_func"

        _retry_boto_call(mock_func)()
        mock_sleep.assert_called_once_with(1)