`pydoc sqlalchemy.sql` doesn't work

Issue #564 resolved
Former user created an issue
$ pydoc2.5 sqlalchemy.sql
Traceback (most recent call last):
  File "/usr/bin/pydoc2.5", line 5, in <module>
    pydoc.cli()
  File "/usr/lib/python2.5/pydoc.py", line 2225, in cli
    help.help(arg)
  File "/usr/lib/python2.5/pydoc.py", line 1688, in help
    elif request: doc(request, 'Help on %s:')
  File "/usr/lib/python2.5/pydoc.py", line 1481, in doc
    pager(title % desc + '\n\n' + text.document(object, name))
  File "/usr/lib/python2.5/pydoc.py", line 324, in document
    if inspect.ismodule(object): return self.docmodule(*args)
  File "/usr/lib/python2.5/pydoc.py", line 1070, in docmodule
    inspect.getclasstree(classlist, 1), name)]
  File "/usr/lib/python2.5/inspect.py", line 656, in getclasstree
    for parent in c.__bases__:
TypeError: '_FunctionGenerator' object is not iterable

problem is caused by lib/sqlalchemy/sql.py, line 727 ({{{func = _FunctionGateway()}}}) - "func" is in {{{all}}}

(same with python2.4, I used pydoc2.5 to let you know that it's not python2.4/ZIP issue)