[BioPython] Creating and traversing an ultrametric tree

[aditya shukla]

Hello Folks,

Can someone explain how can an ultrametric tree be  created and traversed?

I found think link on ultrametric trees but didn't get a lot from it.

http://www.koders.com/python/fid414AE4B3075F9E434B76B0AEA3CE336C5A9F60F8.aspx?s=cdef%3Atree#L4

Thanks

Aditya