def sort_sections(self, order):
order_lc = [e.lower() for e in order]<EOL>sections = OrderedDict( (k,self.sections[k]) for k in order_lc if k in self.sections)<EOL>sections.update( (k,self.sections[k]) for k in self.sections.keys() if k not in order_lc)<EOL>assert len(self.sections) == len(sections)<EOL>self.sections = sections<EOL>
Sort sections according to the section names in the order list. All remaining sections
 are added to the end in their original order

:param order: Iterable of section names
:return: