setup_bot.py 文件源码

def open_pid():
    # Get the PID of this process
    # Exit if a version of the script is already running
    if os.path.isfile(PID_FILE):
        print_and_log("PID already open, exiting script", error=True)
        sys.exit(1)
    else:
        # Create the lock file for the script
        pid = str(os.getpid())
        open(PID_FILE, 'w').write(pid)