def is_in_alphabet(self, uchr, alphabet):
        if self.no_memory:
            return alphabet in ud.name(uchr)
        try:
            return self.alphabet_letters[alphabet][uchr]
        except __HOLE__:
            return self.alphabet_letters[alphabet].setdefault(
                uchr, alphabet in ud.name(uchr))
dataset/ETHPy150Open EliFinkelshteyn/alphabet-detector/alphabet_detector/alphabet_detector.py/AlphabetDetector.is_in_alphabet