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_20704243_3 (directed_by VARCHAR, season__number VARCHAR)
### Question:
How many directors were in Season 2?
### Answer:
SELECT COUNT(directed_by) FROM table_20704243_3 WHERE season__number = 2