Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_45 (laps INTEGER, class VARCHAR)
### Question:
What are the average laps driven in the GT class?
### Answer:
SELECT AVG(laps) FROM table_name_45 WHERE class = "gt"