test_random_cells stderr

/usr/lib/python2.7/xml/etree/ElementTree.py:1638: DeprecationWarning: This method of XMLParser is deprecated.  Define doctype() method on the TreeBuilder target.
  DeprecationWarning,
..raster/r.random.cells/testsuite/test_random_cells.py:60: DeprecationWarning: classic int division
  self.assertRasterMinMax(self.some_rast, 1, self.n_cells / 2)
.
----------------------------------------------------------------------
Ran 3 tests in 0.548s
OK