self.con = sqlite3.connect('trade.db')
Client_code = int(self.lineEdit.text())
Client_name = str(self.lineEdit_2.text())
Adress = str(self.lineEdit_3.text())
e_mail = str(self.lineEdit_7.text())
self.con.execute(f'INSERT INTO Client_List VALUES ("{Client_code}", "{Client_name}", "{Adress}", "{e_mail}")')