user: Question: How many locations did the team play at on week 7?
Columns: ['Week', 'Date', 'Opponent', 'Location', 'Final Score', 'Attendance', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: [1.0, 'August 5', 'Tiger-Cats', 'Exhibition Stadium', 'L 18–8', 28594.0, '0–1–0']
SQL:

assistant: SELECT COUNT("Location") FROM "Table" WHERE "Week" = 7.0;