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_26561509_1 (directed_by VARCHAR, production_code VARCHAR)
### Question:
How many are directed by episodes with the production code 3T5009?
### Answer:
SELECT COUNT(directed_by) FROM table_26561509_1 WHERE production_code = "3T5009"