os.path - merge paths with python, from /a/b/c + c/d to /a/b/c/d -

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in python, os.path.join, can join directories paths

import os os.path.join('/usr','opt', 'bin') '/usr/opt/bin'

how can merge 2 path ?

from 

/a/b/c + c/d

get 

/a/b/c/d

if sure paths of form give example for,

os.path.join(os.path.split(p1)[0], p2)

would it.


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