(self, visual_vertex, vertex, coords)
Draws the given vertex.

        @param visual_vertex: object specifying the visual properties of the
            vertex. Its structure is defined by the VisualVertexBuilder of the
            L{DefaultGraphDrawer}; see its source code.
        @param vertex: the raw igraph vertex being drawn
        @param coords: the X and Y coordinates of the vertex as specified by the
            layout algorithm, scaled into the bounding box.
Draws the given vertex.
Draws the given vertex .
def draw(self, visual_vertex, vertex, coords):
        """Draws the given vertex.

        @param visual_vertex: object specifying the visual properties of the
            vertex. Its structure is defined by the VisualVertexBuilder of the
            L{DefaultGraphDrawer}; see its source code.
        @param vertex: the raw igraph vertex being drawn
        @param coords: the X and Y coordinates of the vertex as specified by the
            layout algorithm, scaled into the bounding box.
        """
        raise NotImplementedError("abstract class")
def draw ( self , visual_vertex , vertex , coords ) : raise NotImplementedError ( "abstract class" )