hypgraph.py 文件源码

def _render(self, costs=False, word_probs=False, highlight_best=False):        
                from pygraphviz import AGraph
                graph = AGraph(directed=True)
                for node_id, node_label in self.nodes.iteritems():
                        attributes = self._node_attr(node_id, costs=costs, word_probs=word_probs)
                        graph.add_node(node_id, **attributes)
                for (parent_node_id, child_node_id) in self.edges:
                        graph.add_edge(parent_node_id, child_node_id)
                self.graph = graph
                if highlight_best:
                        self._highlight_best()