timeseries.py

        assert isinstance(self.mTimeSeries, TimeSeries)
        idxSrc = self.mTimeSeries.tsdToIdx(tsd)

        if isinstance(idxSrc, QModelIndex):
            idx2 = self.mTSProxyModel.mapFromSource(idxSrc)
            if isinstance(idx2, QModelIndex):
                self.timeSeriesTreeView.setCurrentIndex(idx2)
                self.timeSeriesTreeView.scrollTo(idx2, QAbstractItemView.PositionAtCenter)


    def updateSummary(self):


        if isinstance(self.mTimeSeries, TimeSeries):
            if len(self.mTimeSeries) == 0:
                info = 'Empty TimeSeries. Please add source images.'
            else:
                nDates = self.mTimeSeries.rowCount()
                nSensors = len(self.mTimeSeries.sensors())
                nImages = len(list(self.mTimeSeries.sources()))

                info = '{} dates, {} sensors, {} source images'.format(nDates, nSensors, nImages)
        else:
            info = ''
        self.summary.setText(info)

    def onSelectionChanged(self, *args):
        """
        Slot to react on user-driven changes of the selected TimeSeriesDate rows.
        """

        self.btnRemoveTSD.setEnabled(
            isinstance(self.mSelectionModel, QItemSelectionModel) and
            len(self.mSelectionModel.selectedRows()) > 0)

    def selectedTimeSeriesDates(self)->list:
        """
        Returns the TimeSeriesDate selected by a user.
        :return: [list-of-TimeSeriesDate]
        """
        results = []
        if isinstance(self.mSelectionModel, QItemSelectionModel):
            for idx in self.mSelectionModel.selectedRows():
                tsd = self.mTSProxyModel.data(idx, Qt.UserRole)
                if isinstance(tsd, TimeSeriesSource):
                    tsd = tsd.timeSeriesDate()
                if isinstance(tsd, TimeSeriesDate) and tsd not in results:
                    results.append(tsd)
        return results

    def timeSeries(self)->TimeSeries:
        """
        Returns the connected TimeSeries
        :return: TimeSeries
        """
        return self.mTimeSeries

    def setTimeSeries(self, TS:TimeSeries):
        """
        Sets the TimeSeries to be shown in the TimeSeriesDockUI
        :param TS: TimeSeries
        """
        from eotimeseriesviewer.timeseries import TimeSeries
        if isinstance(TS, TimeSeries):
            self.mTimeSeries = TS
            self.mTSProxyModel = QSortFilterProxyModel(self)
            self.mTSProxyModel.setSourceModel(self.mTimeSeries)
            self.mSelectionModel = QItemSelectionModel(self.mTSProxyModel)
            self.mSelectionModel.selectionChanged.connect(self.onSelectionChanged)


            self.timeSeriesTreeView.setModel(self.mTSProxyModel)
            self.timeSeriesTreeView.setSelectionModel(self.mSelectionModel)

            for c in range(self.mTSProxyModel.columnCount()):
                self.timeSeriesTreeView.header().setSectionResizeMode(c, QHeaderView.ResizeToContents)
            self.mTimeSeries.rowsInserted.connect(self.updateSummary)
            #self.mTimeSeries.dataChanged.connect(self.updateSummary)
            self.mTimeSeries.rowsRemoved.connect(self.updateSummary)
            #TS.sigLoadingProgress.connect(self.setProgressInfo)

        self.onSelectionChanged()






if __name__ == '__main__':
    q = QApplication([])
    p = QProgressBar()
    p.setRange(0, 0)

    p.show()
    q.exec_()

    print(convertMetricUnit(100, 'cm', 'm'))
    print(convertMetricUnit(1, 'm', 'um'))