Method add_edge

graphs/directed_graph_list.py:13–22

Adds an edge defined by vertices source and destination :param source: :param destination: :return:

(self, source, destination)

        self.adjacency_list = {}

    def add_edge(self, source, destination):
        """
        Adds an edge defined by vertices source and destination
        :param source:
        :param destination:
        :return:
        """
        if source not in self.adjacency_list:
            self.adjacency_list[source] = set()
        self.adjacency_list[source].add(destination)

    def get_vertex(self):
        """