Fail codecs.lookup() on 'mbcs' and 'tactis'

[Paul Watson]

$ python
Python 2.4.1 (#1, May 16 2005, 15:19:29)
[GCC 4.0.0 20050512 (Red Hat 4.0.0-5)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
 >>> import codecs
 >>> codecs.lookup('ascii')
(<built-in function ascii_encode>, <built-in function ascii_decode>, 
<class encodings.ascii.StreamReader at 0xb7f1302c>, <class 
encodings.ascii.StreamWriter at 0xb7f82fbc>)
 >>> codecs.lookup('mbcs')
Traceback (most recent call last):
   File "<stdin>", line 1, in ?
   File "/usr/lib/python2.4/encodings/__init__.py", line 96, in 
search_function
     globals(), locals(), _import_tail)
   File "/usr/lib/python2.4/encodings/mbcs.py", line 14, in ?
     class Codec(codecs.Codec):
   File "/usr/lib/python2.4/encodings/mbcs.py", line 18, in Codec
     encode = codecs.mbcs_encode
AttributeError: 'module' object has no attribute 'mbcs_encode'
 >>> codecs.lookup('tactis')
Traceback (most recent call last):
   File "<stdin>", line 1, in ?
LookupError: unknown encoding: tactis