error when launching

[SilentWarrior1]

Traceback (most recent call last):
  File "needl.py", line 2, in <module>
    import daemon, daemon.pidfile
ModuleNotFoundError: No module named 'daemon.pidfile'; 'daemon' is not a package

• Win10 x64 1809 ltsc
• Python 3.9 x64
• i installed Chrome 87.0.4280.66 + put ChromeDriver from https://chromedriver.storage.googleapis.com/index.html?path=87.0.4280.20/ (chromedriver_win32.zip) into \needl\data\