Update for Python 2.7 and BeautifulSoup4
Unescape -- Unicode HTML to unicode with htmlparser (Python 2.7 standard lib):
>>> escaped = u'Monsieur le Curé of the «Notre-Dame-de-Grâce» neighborhood'
>>> from HTMLParser import HTMLParser
>>> htmlparser = HTMLParser()
>>> unescaped = htmlparser.unescape(escaped)
>>> unescaped
u'Monsieur le Cur\xe9 of the \xabNotre-Dame-de-Gr\xe2ce\xbb neighborhood'
>>> print unescaped
Monsieur le Curé of the «Notre-Dame-de-Grâce» neighborhood
Unescape -- Unicode HTML to unicode with bs4 (BeautifulSoup4):
>>> html = '''
Monsieur le Curé of the «Notre-Dame-de-Grâce» neighborhood
'''>>> from bs4 import BeautifulSoup
>>> soup = BeautifulSoup(html)
>>> soup.text
u'Monsieur le Cur\xe9 of the \xabNotre-Dame-de-Gr\xe2ce\xbb neighborhood'
>>> print soup.text
Monsieur le Curé of the «Notre-Dame-de-Grâce» neighborhood
Escape -- Unicode to unicode HTML with bs4 (BeautifulSoup4):
>>> unescaped = u'Monsieur le Curé of the «Notre-Dame-de-Grâce» neighborhood'
>>> from bs4.dammit import EntitySubstitution
>>> escaper = EntitySubstitution()
>>> escaped = escaper.substitute_html(unescaped)
>>> escaped
u'Monsieur le Curé of the «Notre-Dame-de-Grâce» neighborhood'