def readlines(self, file):
        """Read file lines since last access until EOF is reached and
        invoke callback.
        """
        while True:
            lines = file.readlines(self._sizehint)
            if not lines:
                break
            self._callback(file.name, lines)
Read file lines since last access until EOF is reached and
        invoke callback.
        
recipes/Python/577968_Log_watcher_tail_F_log/recipe-577968.py