'\xc3\xa9'is the UTF-8 encoding of the unicode character u'\u00e9'(which can also be specified as u'\xe9'). So you can use u'Andr\u00e9'or u'Andr\xe9'.
You can convert from one to another:
>>> 'Andr\xc3\xa9'.decode('utf-8')
u'Andr\xe9'
>>> u'Andr\xe9'.encode('utf-8')
'Andr\xc3\xa9'
, print 'Andr\xc3\xa9' , - UTF-8. , Windows :
>>> print 'Andr\xc3\xa9'
André
HTML, , - HTML. (, Django) unicode , .