/usr/share/sugar/activities/Physics.activity/sugargame/canvas.py:2: PyGIWarning: Gtk was imported without specifying a version first. Use gi.require_version('Gtk', '3.0') before import to ensure that the right version gets loaded.
  from gi.repository import Gtk
/usr/lib/python2.7/site-packages/sugar3/graphics/icon.py:34: PyGIWarning: Rsvg was imported without specifying a version first. Use gi.require_version('Rsvg', '2.0') before import to ensure that the right version gets loaded.
  from gi.repository import Rsvg
/usr/lib/python2.7/site-packages/sugar3/activity/activity.py:93: PyGIWarning: SugarExt was imported without specifying a version first. Use gi.require_version('SugarExt', '1.0') before import to ensure that the right version gets loaded.
  from gi.repository import SugarExt
Traceback (most recent call last):
  File "/usr/bin/sugar-activity", line 169, in <module>
    main()
  File "/usr/bin/sugar-activity", line 121, in main
    module = __import__(module_name)
  File "/usr/share/sugar/activities/Physics.activity/activity.py", line 63, in <module>
    import tools
  File "/usr/share/sugar/activities/Physics.activity/tools.py", line 39, in <module>
    import Box2D as box2d
  File "/usr/lib64/python2.7/site-packages/Box2D/__init__.py", line 19, in <module>
    from .Box2D import *
  File "/usr/lib64/python2.7/site-packages/Box2D/Box2D.py", line 435, in <module>
    _Box2D.RAND_LIMIT_swigconstant(_Box2D)
AttributeError: 'module' object has no attribute 'RAND_LIMIT_swigconstant'
Exited with status 1, pid 2125 data (None, <open file '<fdopen>', mode 'w' at 0x7f95444120c0>, 'cccb41c3e96c5319b3dfd7124c766138f8f8a41f')