def _scan_footpaths_to_departure_stop(self, connection_dep_stop, connection_dep_time, arrival_time_target):
for _, neighbor, data in self._walk_network.edges_iter(nbunch=[connection_dep_stop],<EOL>data=True):<EOL><INDENT>d_walk = data['<STR_LIT>']<EOL>neighbor_dep_time = connection_dep_time - d_walk / self._walk_speed<EOL>pt = LabelTimeSimple(departure_time=neighbor_dep_time, arrival_time_target=arrival_time_target)<EOL>self._stop_profiles[neighbor].update_pareto_optimal_tuples(pt)<EOL><DEDENT>
A helper method for scanning the footpaths. Updates self._stop_profiles accordingly