/usr/local/lib/python3.6/dist-packages/toytree/multitree.py in _filter_clades(clade_counts, cutoff)
391 counts = np.array([i[1] for i in clade_counts], dtype=np.float64)
392
--> 393 for idx in xrange(clades.shape[0]):
394 conflict = False
395
NameError: name 'xrange' is not defined
There is no xrange in Python3.
in function: toytree.multitree()