code: def update_browsers(self, *args, **kwargs):
          
          sel = self.prjbrws.selected_indexes(0)
          if not sel:
              return
          prjindex = sel[0]
          if not prjindex.isValid():
              prj = None
          else:
              prjitem = prjindex.internalPointer()
              prj = prjitem.internal_data()
          self.set_project_banner(prj)
          releasetype = self.get_releasetype()
          self.update_shot_browser(prj, releasetype)
          self.update_asset_browser(prj, releasetype)
docs: Update the shot and the assetbrowsers
  
          :returns: None
          :rtype: None
          :raises: None