crawler.py 文件源码

def get_full_trace(self, start_idx, end_idx):
        """Returns the Tor DATA cells transmitted over a circuit during a
        specified time period."""
        # Sanity check
        assert start_idx >= 0 and end_idx > 0, ("Invalid (negative) logfile "
                                                "position")
        assert end_idx > start_idx, ("logfile section end_idx must come "
                                     "after start_idx")

        self.cell_log.seek(start_idx, SEEK_SET)
        return self.cell_log.read(end_idx - start_idx)