gistfile1.txt

for scope in path_scopes:
    filter_constraints = cgi.parse_qs(scope.params.get('params', ''))
    filter_keys = set(request.args.keys()) & set(filter_constraints.keys())
    def arg_satisfies_filter(f):
        return set(request.args[f]).issubset(set(filter_constraints[f]))
    if all(arg_satisfies_filter(f) for f in filter_keys):
        # if for every parameter, the values are a subset of allowed params, we good!
        return True