def tag_bind(self, tagname, sequence=None, callback=None):
        self._bind((self._w, "tag", "bind", tagname), sequence, callback, add=0)
Check that flushing the observer remove all failures of the given type.
dataset/ETHPy150Open francelabs/datafari/windows/python/Lib/lib-tk/ttk.py/Treeview.tag_bind--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/trial/test/test_log.py/TestObserver.test_flushByType