main.py

                    vectorLayers.append(l)
            QgsProject.instance().addMapLayers(vectorLayers)


    def addTimeSeriesImages(self, files: list):
        """
        Adds images to the time series
        :param files:
        """
        if files is None:
            s = settings()
            defDir = s.value('dir_datasources')

            filters = QgsProviderRegistry.instance().fileRasterFilters()
            files, filter = QFileDialog.getOpenFileNames(directory=defDir, filter=filters)

            if len(files) > 0 and os.path.exists(files[0]):
                dn = os.path.dirname(files[0])
                s.setValue('dir_datasources', dn)


        if files:
            self.mTimeSeries.addSources(files)

    def clearTimeSeries(self):

        self.mTimeSeries.beginResetModel()
        self.mTimeSeries.clear()
        self.mTimeSeries.endResetModel()


def disconnect_signal(signal):
    while True:
        try:
            signal.disconnect()
        except TypeError:
            break