decimation_test stderr

/usr/lib/python2.7/xml/etree/ElementTree.py:1627: DeprecationWarning: This method of XMLParser is deprecated.  Define doctype() method on the TreeBuilder target.
  DeprecationWarning,
..vector/v.in.lidar/testsuite/decimation_test.py:119: DeprecationWarning: classic int division
  self.preserve_number(number=10, expect=self.npoints / 10)
.vector/v.in.lidar/testsuite/decimation_test.py:115: DeprecationWarning: classic int division
  self.preserve_number(number=2, expect=self.npoints / 2)
..vector/v.in.lidar/testsuite/decimation_test.py:103: DeprecationWarning: classic int division
  self.skip_number(number=2, expect=self.npoints / 2)
.....vector/v.in.lidar/testsuite/decimation_test.py:137: DeprecationWarning: classic int division
  reference=dict(points=(self.npoints - 105) / 10))
.
----------------------------------------------------------------------
Ran 11 tests in 2.300s
OK