# Get future trading days > `D.calendar(future=True)` will be used ## Requirements ```bash pip install -r requirements.txt ``` ## Collector Data ```bash # parse instruments, using in qlib/instruments. python future_trading_date_collector.py --qlib_dir ~/.qlib/qlib_data/cn_data --freq day ``` ## Parameters - qlib_dir: qlib data directory - freq: value from [`day`, `1min`], default `day`