日経先物のSQ日を取得(毎月の第二金曜日) - Qiita

import calendar import datetime def get_day_of_nth_dow(year, month, nth, dow): '''dow: Monday(0) - Sunday(6)''' if nth < 1 or dow < 0 or dow > 6: return None first_dow, n = calendar.monthrange(year, month) day = 7 * (nth - 1) + (dow - first_dow) % 7 + 1 return day if day <= n else None # 実行 dates = [] for year in range(2000, 2021): for month in range(1, 13): day = get_day_of_nth_dow(year, month, 2