New submission from David Hanney :
I was playing about with ideas behind b-plus-trees
and found i python bug
the important bit of code is:
for p, k in enumerate(self.keys):
self.ptrs[p].dump(indent+1, kmin=lk, kmax=k)
print sindent
David Hanney added the comment:
Ooops. I'm just learning Python and it never occurred to me that I could
get through the for without k begin defined. At least not until about an
hour ago in the cinema. I came here ASAP but you'd already got to it.
Sorry for wasting your time.
I s