MainWindow connect self buttonConnectToDB SIGNAL clicked self instanti

        MainWindow.connect(self.buttonConnectToDB, SIGNAL("clicked()"), self.instantiateManager)
        
    def instantiateManager(self):
            self.manager = Manager()
            
    def getClientData(self):
        name = self.txtClientName.toPlainText()
        surname = self.txtClientSurname.toPlainText()
        cell = self.txtClientCellphone.toPlainText()
        address = self.txtClientAddress.toPlainText()
        self.manager.create_new_client(name, surname, cell, address)