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import ete3


    

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import random


    

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import numpy as np


    

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x=  ete3.Tree("tree")


    

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indices = np.random.choice(len(x), size=100, replace=False)


    

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indices


    

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x.prune([str(i) for i in indices], preserve_branch_length=True)


    

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x.write(outfile="subtree")


    

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x.prune?


    

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x.get_leaf_names()


    

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