I have some python code writen in an older version of python(2.x) and I struggle to make it work. I\'m using python 3.4
_eng_word = ur\"[a-zA-Z][a-zA-Z0-9\'.]*\
http://bugs.python.org/issue15096
Title: Drop support for the "ur" string prefix When PEP 414 restored support for explicit Unicode literals in Python 3, the "ur" string prefix was deemed to be a synonym for the "r" prefix.
So, use 'r' instead of 'ur'