core.py 文件源码

def io_op(func, *args):
    try:
        return func(*args), False
    except OSError, e:
        IOLOG.debug('io_op(%r) -> OSError: %s', func, e)
        if e.errno not in (errno.EIO, errno.ECONNRESET, errno.EPIPE):
            raise
        return None, True