$ /usr/bin/python2
Python 2.7.6 (default, Feb 15 2014, 23:06:13) 
[GCC 4.8.2 20140206 (prerelease)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> 
[arch@arch ~]$ python2 /usr/bin/guake
Traceback (most recent call last):
  File "/usr/bin/guake", line 34, in <module>
    import dbus
  File "/usr/lib/python3.3/site-packages/dbus/__init__.py", line 82, in <module>
    import dbus.types as types
  File "/usr/lib/python3.3/site-packages/dbus/types.py", line 6, in <module>
    from _dbus_bindings import (
ImportError: /usr/lib/python3.3/site-packages/_dbus_bindings.so: undefined symbol: PyBytes_Type