Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
what is the number of  the episode in the season whose production code is 101?

### Inputs:
table_name: table, columns: ['No.', 'Title', 'Directed by', 'Written by', 'U.S. viewers (million)', 'Original air date', 'Production code']

### Response:
SELECT COUNT No. FROM table WHERE Production code = 101