def __init__(self, filename, mode='a', encoding=None):
        if codecs is None:
            encoding = None
        if encoding is None:
            stream = open(filename, mode)
        else:
            stream = codecs.open(filename, mode, encoding)
        StreamHandler.__init__(self, stream)
        #keep the absolute path, otherwise derived classes which use this
        #may come a cropper when the current directory changes
        self.baseFilename = os.path.abspath(filename)
        self.mode = mode
Sparse matrix roll
dataset/ETHPy150Open babble/babble/include/jython/Lib/logging/__init__.py/FileHandler.__init__--crossover with--dataset/ETHPy150Open bmcfee/librosa/librosa/util/utils.py/roll_sparse