Python的一个报错——OSError: [Errno 22] Invalid argument

columns, rows = os.get_terminal_size()

./hubble_bench.py --help
hubble_bench.py

Usage:
    ./hubble_bench.py --issue_type=<issue_type>

Options:
    --issue_type=<issue_type> cpu_high_load, bufferpool_too_small, io_high_usage, net_high_usage, high_concurrency, slow_query, meta_lock, deadlock, large_uncommitted, seckill, connection_grow
    --thread_min=<thread_min>
    --thread_max=<thread_max>

./hubble_bench.py --help | less
Traceback (most recent call last):
  File "./hubble_bench.py", line 40, in <module>
    columns, rows = os.get_terminal_size()
OSError: [Errno 22] Invalid argument

columns, rows = shutil.get_terminal_size()
``