help(int)

Traceback (most recent call last):
  File "<input>", line 1, in <module>
  File "/home/feanor/.virtualenvs/dem/lib/python3.4/site-packages/bpython/_internal.py", line 24, in __call__
    self.helper(*args, **kwargs)
  File "/usr/lib64/python3.4/pydoc.py", line 1827, in __call__
    self.help(request)
  File "/usr/lib64/python3.4/pydoc.py", line 1877, in help
    else: doc(request, 'Help on %s:', output=self._output)
  File "/usr/lib64/python3.4/pydoc.py", line 1614, in doc
    pager(render_doc(thing, title, forceload))
  File "/home/feanor/.virtualenvs/dem/lib/python3.4/site-packages/bpython/pager.py", line 54, in page
    if isinstance(data, unicode):
NameError: name 'unicode' is not defined

if py3:
    unicode = str