scriptcwl.py 文件源码

def quiet():
    # save stdout/stderr
    # Jupyter doesn't support setting it back to
    # sys.__stdout__ and sys.__stderr__
    _sys_stdout = sys.stdout
    _sys_stderr = sys.stderr
    # Divert stdout and stderr to devnull
    sys.stdout = sys.stderr = open(os.devnull, "w")
    try:
        yield
    finally:
        # Revert back to standard stdout/stderr
        sys.stdout = _sys_stdout
        sys.stderr = _sys_stderr