def textids(self, fileids=None, categories=None):
		fileids, _ = self._resolve(fileids, categories)
		if fileids is None: return sorted(self._t2f)

		if isinstance(fileids, compat.string_types):
			fileids = [fileids]
		return sorted(sum((self._f2t[d] for d in fileids), []))
Finishes initializing the editor by creating the underlying toolkit
dataset/ETHPy150Open nltk/nltk/nltk/corpus/reader/pl196x.py/Pl196xCorpusReader.textids--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/wx/themed_button_editor.py/_ThemedButtonEditor.init