Finance not working 13.1.0

[tonyforster]

XO-4, OS8

Traceback (most recent call last):

File "/usr/bin/sugar-activity", line 160, in <module>

main()

File "/usr/bin/sugar-activity", line 155, in main

instance = create_activity_instance(activity_constructor, activity_handle)

File "/usr/bin/sugar-activity", line 42, in create_activity_instance

activity = constructor(handle)

File "/home/olpc/Activities/Finance.activity/finance.py", line 106, in init

Activity.init(self, handle)

File "/usr/lib/python2.7/site-packages/sugar3/activity/activity.py", line 275, in init

Window.init(self)

File "/usr/lib/python2.7/site-packages/sugar3/graphics/window.py", line 126, in init

self._unfullscreen_button = UnfullscreenButton()

File "/usr/lib/python2.7/site-packages/sugar3/graphics/window.py", line 54, in init

screen = self.get_screen()

File "/usr/lib/python2.7/site-packages/gi/types.py", line 47, in function

return info.invoke(*args, kwargs)

File "/usr/lib/python2.7/site-packages/gi/module.py", line 269, in getattr

return getattr(self._introspection_module, name)

File "/usr/lib/python2.7/site-packages/gi/module.py", line 193, in getattr

wrapper = metaclass(name, bases, dict_)

File "/usr/lib/python2.7/site-packages/gi/types.py", line 243, in mro

return mro(cls)

File "/usr/lib/python2.7/site-packages/gi/types.py", line 257, in mro

bases_of_subclasses += list(map(mro, C.bases)) + [list(C.bases)]

File "/usr/lib/python2.7/site-packages/gi/types.py", line 257, in mro

bases_of_subclasses += list(map(mro, C.bases)) + [list(C.bases)]

File "/usr/lib/python2.7/site-packages/gi/types.py", line 269, in mro

raise TypeError('Cannot create a consistent method resolution '

TypeError: Cannot create a consistent method resolution order (MRO)
Exited with status 1, pid 3212 data (None, <open file '<fdopen>', mode 'w' at 0x1305498>, '857b32db413f7dd7d0dc9c72c2779393fd808995')

[dsd]

Dup of #4108.