Laboratory work on PyQt

Laboratory work on PyQt.
Links to originals and ready exe files:
HTTPS://drive.google.com/open?id=16zjwyeNth_cl3_h4mwLY3qFdrLemiJG4
HTTPS://drive.google.com/open?id=1Zjfswx338nQXNwRtMYrbpPF0dcrHYGKW
Links to T.Z.by :
https://drive.google.com/open?id=1RZcVr2FPkasid4JBBJNQaCXhPnmSkAkV
https://drive.google.com/open?id=1Zvo9dkZhr50NUYtj60YPMzdaQ4Zx8wrj