def METHOD_NAME(self, fit):
    if fit is not None:
        self.fit = fit
        fit_items = set(Fit.fitItemIter(fit))
        Price.getInstance().getPrices(fit_items, self.processPrices, fetchTimeout=30)
        self.labelEMStatus.SetLabel("Updating prices...")
    self.refreshPanelPrices(fit)
    self.panel.Layout()