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#!/usr/bin/env python

# -*- coding: utf-8 -*-

import unittest

import re

# Starting a classname or attribute with an underscore normally implies Private scope.

# However, we are making an exception for __ and ___.

__all__ = [ "__", "___", "____", "_____", "Koan" ]

__ = "-=> FILL ME IN! <=-"

class ___(Exception):

pass

____ = "-=> TRUE OR FALSE? <=-"

_____ = 0

class Koan(unittest.TestCase):

def assertMatch(self, pattern, string, msg=None):

"""

Throw an exception if the regular expresson pattern is matched

"""

# Not part of unittest, but convenient for some koans tests

m = re.search(pattern, string)

if not m or not m.group(0):

raise self.failureException, \

(msg or '{0!r} does not match {1!r}'.format(pattern, string))

def assertNoMatch(self, pattern, string, msg=None):

"""

Throw an exception if the regular expresson pattern is not matched

"""

m = re.search(pattern, string)

if m and m.group(0):

raise self.failureException, \

(msg or '{0!r} matches {1!r}'.format(pattern, string))