def read(self, n=None):
        if n is None:
            n = self.readBytes - self.length
        if n == 0 or self.finished:
            return ''
        data = self.chunkingZipFile.fp.read(
            min(n, self.length - self.readBytes))
        self.readBytes += len(data)
        if self.readBytes == self.length or len(data) <  n:
            self.finished = 1
        return data
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/python/zipstream.py/ZipFileEntry.read/swapped operands of `-`