bzr: ERROR: exceptions.TypeError: readline() takes exactly 1 argument (2 given)

Traceback (most recent call last):
  File "/usr/lib64/python2.7/site-packages/bzrlib/commands.py", line 912, in exception_to_return_code
    return the_callable(*args, **kwargs)
  File "/usr/lib64/python2.7/site-packages/bzrlib/commands.py", line 1112, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib64/python2.7/site-packages/bzrlib/commands.py", line 690, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/usr/lib64/python2.7/site-packages/bzrlib/commands.py", line 705, in run
    return self._operation.run_simple(*args, **kwargs)
  File "/usr/lib64/python2.7/site-packages/bzrlib/cleanup.py", line 135, in run_simple
    self.cleanups, self.func, *args, **kwargs)
  File "/usr/lib64/python2.7/site-packages/bzrlib/cleanup.py", line 165, in _do_with_cleanups
    result = func(*args, **kwargs)
  File "/usr/lib64/python2.7/site-packages/bzrlib/builtins.py", line 1209, in run
    from_location)
  File "/usr/lib64/python2.7/site-packages/bzrlib/bzrdir.py", line 1032, in open_tree_or_branch
    bzrdir = klass.open(location)
  File "/usr/lib64/python2.7/site-packages/bzrlib/bzrdir.py", line 911, in open
    return BzrDir.open_from_transport(t, _unsupported=_unsupported)
  File "/usr/lib64/python2.7/site-packages/bzrlib/bzrdir.py", line 941, in open_from_transport
    redirected)
  File "/usr/lib64/python2.7/site-packages/bzrlib/lazy_import.py", line 125, in __call__
    return obj(*args, **kwargs)
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/__init__.py", line 1657, in do_catching_redirections
    return action(transport)
  File "/usr/lib64/python2.7/site-packages/bzrlib/bzrdir.py", line 928, in find_format
    transport, _server_formats=_server_formats)
  File "/usr/lib64/python2.7/site-packages/bzrlib/bzrdir.py", line 1949, in find_format
    return format.probe_transport(transport)
  File "/usr/lib64/python2.7/site-packages/bzrlib/bzrdir.py", line 3292, in probe_transport
    server_version = medium.protocol_version()
  File "/usr/lib64/python2.7/site-packages/bzrlib/smart/medium.py", line 632, in protocol_version
    client_protocol.query_version()
  File "/usr/lib64/python2.7/site-packages/bzrlib/smart/protocol.py", line 791, in query_version
    self.call('hello')
  File "/usr/lib64/python2.7/site-packages/bzrlib/smart/protocol.py", line 631, in call
    self._request.finished_writing()
  File "/usr/lib64/python2.7/site-packages/bzrlib/smart/medium.py", line 439, in finished_writing
    self._finished_writing()
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/__init__.py", line 646, in _finished_writing
    data = self._medium.send_http_smart_request(self._buffer)
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/__init__.py", line 615, in send_http_smart_request
    code, body_filelike = t._post(bytes)
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/_urllib.py", line 139, in _post
    accepted_errors=[200, 403]))
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/_urllib.py", line 79, in _perform
    response = self._opener.open(request)
  File "/usr/lib64/python2.7/urllib2.py", line 394, in open
    response = self._open(req, data)
  File "/usr/lib64/python2.7/urllib2.py", line 412, in _open
    '_open', req)
  File "/usr/lib64/python2.7/urllib2.py", line 372, in _call_chain
    result = func(*args)
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/_urllib2_wrappers.py", line 709, in http_open
    return self.do_open(HTTPConnection, request)
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/_urllib2_wrappers.py", line 649, in do_open
    response = connection.getresponse()
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/_urllib2_wrappers.py", line 263, in getresponse
    self._response = httplib.HTTPConnection.getresponse(self)
  File "/usr/lib64/python2.7/httplib.py", line 1027, in getresponse
    response.begin()
  File "/usr/lib64/python2.7/site-packages/bzrlib/transport/http/_urllib2_wrappers.py", line 184, in begin
    httplib.HTTPResponse.begin(self)
  File "/usr/lib64/python2.7/httplib.py", line 439, in begin
    self.msg = HTTPMessage(self.fp, 0)
  File "/usr/lib64/python2.7/mimetools.py", line 25, in __init__
    rfc822.Message.__init__(self, fp, seekable)
  File "/usr/lib64/python2.7/rfc822.py", line 108, in __init__
    self.readheaders()
  File "/usr/lib64/python2.7/httplib.py", line 280, in readheaders
    line = self.fp.readline(_MAXLINE + 1)
TypeError: readline() takes exactly 1 argument (2 given)

bzr 2.2.2 on python 2.7.2 (Linux-2.6.39-gentoo-r3-x86_64-AMD_Phenom-tm-_9650_Quad-Core_Processor-with-gentoo-2.0.3)
arguments: ['/usr/bin/bzr', 'branch', '--bind', 'http://bzr.squid-cache.org/bzr/squid3/trunk', '2']
encoding: 'UTF-8', fsenc: 'UTF-8', lang: 'en_US.UTF-8'
plugins:
  bash_completion      /usr/lib64/python2.7/site-packages/bzrlib/plugins/bash_completion [2.2.2]
  launchpad            /usr/lib64/python2.7/site-packages/bzrlib/plugins/launchpad [2.2.2]
  netrc_credential_store /usr/lib64/python2.7/site-packages/bzrlib/plugins/netrc_credential_store [2.2.2]
  news_merge           /usr/lib64/python2.7/site-packages/bzrlib/plugins/news_merge [2.2.2]

*** Bazaar has encountered an internal error.  This probably indicates a
    bug in Bazaar.  You can help us fix it by filing a bug report at
        https://bugs.launchpad.net/bzr/+filebug
    including this traceback and a description of the problem.