Samuel Harvey

# ini_regexen_dicts.py

import re

delims = {  'sect open':  r"\[",
            'sect close': r"\]",
            'option':     r"=",
            'comment':    r";",
}

regexen = {  'section':
                        r"""
                        ^%(sect open)s
                        ([^%(sect open)s%(sect close)s%(comment)s%(option)s]+)
                        %(sect close)s
                        """ % delims,

                     'option':
                        r"""
                        ^
                        ([^%(option)s%(sect open)s%(sect close)s%(comment)s]+)
                        %(option)s
                        """ % delims,

                     'setting':
                        r"""
                        %(option)s
                        ([^%(comment)s]*)
                        %(comment)s?
                        """ % delims,

                     'comment':
                        r"""
                        %(comment)s
                        (.*)
                        """ % delims,

                     'other':
                        r"""
                        ^
                        ([^%(sect open)s%(sect close)s%(comment)s%(option)s]*)
                        $
                        """ % delims,
}
patterns = dict((name,re.compile(regex, re.VERBOSE))
              for name,regex in regexen.iteritems())