A BaseEdge is the label object (in the graphlib sense) for an edge in the
original, full graph produced after parsing. Subsequent graphs, like those
which belong to Metanodes, should not use BaseEdge objects, but instead
contain Metaedges (which in turn may contain any number of BaseEdges).
A BaseEdge is the label object (in the graphlib sense) for an edge in the original, full graph produced after parsing. Subsequent graphs, like those which belong to Metanodes, should not use BaseEdge objects, but instead contain Metaedges (which in turn may contain any number of BaseEdges).