Well, I tried uninstall everything and install again py35-gobject3.
Now it works better. Instead of the error, I got just warning:
pvmb:007 pet$ 2017-02-11 15:23:16.753 Python[96519:1552386] *** WARNING: Method
userSpaceScaleFactor in class NSView is deprecated on 10.7 and later. It should
not b
After todays update, I am not able to use gtk3 from python3.5:
pvmb:~ pet$ python
Python 3.5.3 (default, Jan 27 2017, 20:18:08)
[GCC 4.2.1 Compatible Apple LLVM 8.0.0 (clang-800.0.42.1)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import gi
>>> gi.require_
