diff --git a/lib/dbConfig.py b/lib/dbConfig.py
index 082e586..ae830a3 100644
--- a/lib/dbConfig.py
+++ b/lib/dbConfig.py
@@ -33,21 +33,18 @@ class Entries(db.Entity):  # type: ignore[name-defined]
     text = Required(LongStr)
     documents = Set("Documents")
 
-
 class Documents(db.Entity):  # type: ignore[name-defined]
     document_id = PrimaryKey(int, auto=True)
     entry_id = Required(Entries)
     name = Required(str)
     url = Required(LongStr)
 
-
 class History(db.Entity):  # type: ignore[name-defined]
     history_id = PrimaryKey(int, auto=True)
     year = Required(str, max_len=3)
     edocket = Required(bool)
     number = Required(int)
 
-
 def updateDatabase(settings: QSettings) -> None:
     set_sql_debug(True)
     engine = settings.value("engine")
diff --git a/lib/utils.py b/lib/utils.py
index 37eb406..0b86c32 100644
--- a/lib/utils.py
+++ b/lib/utils.py
@@ -1,12 +1,10 @@
-from typing import NoReturn, cast
+from typing import NoReturn
 
 from PySide6.QtCore import (
     QByteArray,
     QCoreApplication,
-    QObject,
     QRect,
     QSettings,
-    Signal,
 )
 from PySide6.QtGui import QColor, QFont
 from PySide6.QtSql import QSqlQuery