panelview.py 文件源码

def _clear_pagenames_cache(self):
        if not self._clear_cache_scheduled:
            def _clear():
                '''Clear tags cache.'''
                if len(self._pagenames_cache) > 200:
                    self._pagenames_cache = {}
                self._clear_cache_scheduled = False
                return False # to not call again

            gobject.timeout_add(500, _clear)
            self._clear_cache_scheduled = True