public

malthe / hyphenation.py

Created 2011-09-22

import os
import re
 
from htmlentitydefs import name2codepoint
 
# Must install the `hyphenator` library from PyPi!
from hyphenator import Hyphenator
 
# Firefox comes with an English hyphenation dictionary
path = os.popen('locate hyph_en_US.dic').readlines()[0].strip()
 
hyphenator = Hyphenator(path)
spaces = re.compile(r'\s+')
shy = unichr(name2codepoint['shy'])
 
def hyphenate(string, max_length=20):
    return " ".join(
        len(word) > max_length and
        shy.join(
            part.rstrip('-') for part in
            (hyphenator.wrap(word, max_length) or (word, ))
            ) or word for word in spaces.split(string.strip()))