Annoying Warning: to-Python converter already registered (Zesty)

[Khurshid Alam]

I get this annoying warning when I try to use libtorrent in my code:

Warning:
----------------------
/usr/lib/python3.5/importlib/_bootstrap.py:222: RuntimeWarning: to-Python converter for boost::shared_ptr<libtorrent::alert> already registered; second conversion method ignored.

Test-Case:
-------------------
#!/usr/bin/python3

import libtorrent as lt
info = lt.torrent_info("some-torrent.torrent")
info_hash = info.info_hash()
print (info_hash)

Package-Version:
----------------------------
OS: Ubuntu 17.04
libboost-python1.62.0 (1.62.0+dfsg-4)
libboost-random1.62.0 (1.62.0+dfsg-4)
libtorrent-rasterbar9 (1.1.1-1)
python3-libtorrent (1.1.1-1)

[dino99 (9d9)]

That version is now dead
http://news.softpedia.com/news/ubuntu-17-04-zesty-zapus-has-reached-end-of-life-upgrade-to-ubuntu-17-10-now-519360.shtml