def load_notebooks(self):
self.notebooks = ewu.all_notebooks(refresh=True)
self.nbcounts = ewu.notebookcounts()
_options = OrderedDict([(notebook.name, notebook.guid) for notebook in self.notebooks])
self.notebook_widget.options=_options
default_nb_guid = [notebook.guid for notebook in self.notebooks if notebook.defaultNotebook is True][0]
self.notebook_widget.value = default_nb_guid