added docstring.
added docstring.

steenzout/flx,collectdbit/verzamelend,steenzout/flx,steenzout/verzamelend,steenzout/python-kerfi-vangasvipur,collectdbit/verzamelend,steenzout/python-kerfi-vangasvipur,steenzout/python-primogen,steenzout/verzamelend,steenzout/python-sphinx