(self, src, dst, **edge_labels)
Add an edge in the data dependence graph.

        :param ProgramVariable src: Source node.
        :param ProgramVariable dst: Destination node.
        :param edge_labels: All labels associated with the edge.
        :return: None
Add an edge in the data dependence graph.
Add an edge in the data dependence graph .
def _data_graph_add_edge(self, src, dst, **edge_labels):
        """
        Add an edge in the data dependence graph.

        :param ProgramVariable src: Source node.
        :param ProgramVariable dst: Destination node.
        :param edge_labels: All labels associated with the edge.
        :return: None
        """

        if src in self._data_graph and dst in self._data_graph[src]:
            return

        self._data_graph.add_edge(src, dst, **edge_labels)

        self._simplified_data_graph = None
def _data_graph_add_edge ( self , src , dst , * * edge_labels ) : if src in self . _data_graph and dst in self . _data_graph [ src ] : return self . _data_graph . add_edge ( src , dst , * * edge_labels ) self . _simplified_data_graph = None