def app_db(self, app_icon_cache): return AppDb(':memory:', app_icon_cache).open()
def app_db(self): return AppDb(':memory:').open()
def app_db(self): return AppDb('test')
def app_db(self, app_icon_cache): return AppDb(':memory:', app_icon_cache).open()
def app_db(self): return AppDb(':memory:').open()
def app_db(self): return AppDb('test')