def node_style(self, node, **kwargs):
        '''
        Modifies a node style to the dot representation.
        '''
        if node not in self.edges:
            self.edges[node] = {}
        self.nodes[node] = kwargs
def node_style ( self , node , ** kwargs ) : if node not in self . edges : self . edges [ node ] = { } self . nodes [ node ] = kwargs
Modifies a node style to the dot representation.