def get_dictionary(self):
<EOL>k = list()<EOL>d = dict()<EOL>for i in range(self._widget.topLevelItemCount()):<EOL><INDENT>x = self._widget.topLevelItem(i).param<EOL>self._get_parameter_dictionary('<STR_LIT>', d, k, x)<EOL><DEDENT>return k, d<EOL>
Returns the list of parameters and a dictionary of values
(good for writing to a databox header!)

Return format is sorted_keys, dictionary