@not_implemented_for('directed')
def biconnected_component_edges(G):
 for comp in _biconnected_dfs(G, components=True):
  (yield comp)

@ not_implemented_for ( 'directed' ) def biconnected_component_edges ( G ) : for comp in _biconnected_dfs ( G , components = True ) : ( yield comp )
return a generator of lists of edges .