test_doctests stderr

Traceback (most recent call last):
  File "lib/python/pygrass/rpc/testsuite/test_doctests.py", line 12, in <module>
    import grass.pygrass.rpc as pygrpc
  File "etc/python/grass/pygrass/rpc/__init__.py", line 21, in <module>
    from grass.pygrass.vector import *
  File "etc/python/grass/pygrass/vector/__init__.py", line 6, in <module>
    libgis.G_gisinit('')
AttributeError: 'module' object has no attribute 'G_gisinit'