#with open "root_words.txt" as rfile, "affix_words.txt" as afile:
 
# use the 'with' line above instead of the two example data lines below
rfile = ["read", "vote", "like"]
afile = ["reading", "upvote", "unlikely"]
 
for rword, aword in zip(rfile, afile):
	try:
		rw_start = aword.index(rword)
		rw_end = rw_start + len(rword)
		result = " ".join( "E" if n==rw_start-1 else \
						   "B" if n==rw_end else \
						   "I" for (n, letter) in enumerate(aword) )
	except:
		result = "NOT FOUND!"
	print("root: '{}', affixed: '{}', stemmed: '{}'".format(rword, aword, result))
 

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