add initial bits of typechecking

src/database.py

@@ -86,7 +86,7 @@ class Database:
             if "http" not in link[0]:
                 publishers.append(link[0])
                 continue
-            if not "//" in link[0]:
+            if "//" not in link[0]:
                 publishers.append(link[0])
                 continue
             publisher = link[0].split("//")[1].split("/")[0]

src/ui/interface.py

@@ -1,9 +1,9 @@
 import os
 import time
 from PyQt6 import QtWidgets, QtCore
-from PyQt6.QtCore import pyqtSlot
+from PyQt6.QtCore import pyqtSlot  # type: ignore
 from PyQt6.QtWidgets import QVBoxLayout
-from PyQt6.QtCharts import QChart, QChartView, QPieSeries, QPieSlice
+from PyQt6.QtCharts import QChart, QChartView, QPieSeries
 from PyQt6.QtGui import QPainter
 from src.ui.threads import (
     CheckThread,