test_doctests stderr

/usr/lib/python2.7/dist-packages/numpy/core/__init__.py:6: DeprecationWarning: CObject type is not supported in 3.x. Please use capsule objects instead.
  from . import multiarray
/usr/lib/python2.7/dist-packages/numpy/core/__init__.py:7: DeprecationWarning: CObject type is not supported in 3.x. Please use capsule objects instead.
  from . import umath
etc/python/grass/lib/gis.py:801: DeprecationWarning: classic int division
  ('__val', c_ulong * (1024 / (8 * sizeof(c_ulong)))),
etc/python/grass/pygrass/raster/history.py:12: DeprecationWarning: Overriding __eq__ blocks inheritance of __hash__ in 3.x
  class History(object):
/usr/lib/python2.7/xml/etree/ElementTree.py:1627: DeprecationWarning: This method of XMLParser is deprecated.  Define doctype() method on the TreeBuilder target.
  DeprecationWarning,
...etc/python/grass/pygrass/raster/segment.py:30: DeprecationWarning: classic int division
  return ((rows + self.srows - 1) / self.srows) * \
etc/python/grass/pygrass/raster/segment.py:31: DeprecationWarning: classic int division
  ((cols + self.scols - 1) / self.scols)
.........
----------------------------------------------------------------------
Ran 12 tests in 0.049s
OK