edge.py 文件源码

def __init__ (self, src, dst):
        '''
        Class constructor.

        @type  src: Mixed
        @param src: Edge source
        @type  dst: Mixed
        @param dst: Edge destination
        '''

        # the unique id for any edge (provided that duplicates are not allowed) is the combination of the source and
        # the destination stored as a long long.
        self.id  = (src << 32) + dst
        self.src = src
        self.dst = dst

        # general graph attributes.
        self.color = 0x000000
        self.label = ""

        # gml relevant attributes.
        self.gml_arrow       = "none"
        self.gml_stipple     = 1
        self.gml_line_width  = 1.0


    ####################################################################################################################