batch.py 文件源码

def _load_blosc(self, ix, src=None, components=None):
        """ Load data from a blosc packed file """
        file_name = self._get_file_name(ix, src, 'blosc')
        with open(file_name, 'rb') as f:
            data = dill.loads(blosc.decompress(f.read()))
            if self.components is None:
                components = (data.keys()[0],)
            else:
                components = tuple(components or self.components)
            item = tuple(data[i] for i in components)
        return item