The documentation of the module paramaters have been updated. The parameter
list has been updated and all parameters are providing a description and
the required argument has been updated to reflect current setting in the
modules.
b29db07c3b3d8937f53684fdbba985fec525d69d by Christian Heimes
Replace custom file_exists() and dir_exists() functions with proper
functions from Python's stdlib.
The change also gets rid of pylint's invalid bad-python3-import error,
https://github.com/PyCQA/pylint/issues/1565