pylint: init version_info attribute

Author: pyroscope

src/pyrocore/torrent/rtorrent.py

@@ -564,6 +564,7 @@ def __init__(self):
         """
         super(RtorrentEngine, self).__init__()
         self.versions = (None, None)
+        self.version_info = (0,)
         self.startup = time.time()
         self._rpc = None
         self._session_dir = None