old_contents: """PyZMQ and 0MQ version functions."""
  
  #
  #    Copyright (c) 2010-2011 Brian E. Granger & Min Ragan-Kelley
  #
  #    This file is part of pyzmq.
  #
  #    pyzmq is free software; you can redistribute it and/or modify it under
  #    the terms of the Lesser GNU General Public License as published by
  #    the Free Software Foundation; either version 3 of the License, or
  #    (at your option) any later version.
  #
  #    pyzmq is distributed in the hope that it will be useful,
  #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  #    Lesser GNU General Public License for more details.
  #
  #    You should have received a copy of the Lesser GNU General Public License
  #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  #
  
  #-----------------------------------------------------------------------------
  # Imports
  #-----------------------------------------------------------------------------
  
  from zmq.core._version import zmq_version_info
  
  #-----------------------------------------------------------------------------
  # Code
  #-----------------------------------------------------------------------------
  
  __version__ = '2.2dev'
  __revision__ = ''
  
  def pyzmq_version():
      """pyzmq_version()
  
      Return the version of pyzmq as a string.
      """
      if __revision__:
          return '@'.join([__version__,__revision__[:6]])
      else:
          return __version__
  
  def pyzmq_version_info():
      """pyzmq_version_info()
      
      Return the pyzmq version as a 3-tuple of numbers
      
      If pyzmq is a dev version, the patch-version will be `inf`.
      
      This helps comparison of version tuples in Python 3, where str-int
      comparison is no longer legal for some reason.
      """
      import re
      parts = re.findall('[0-9]+', __version__)
      parts = [ int(p) for p in parts ]
      if 'dev' in __version__:
          parts.append(float('inf'))
      return tuple(parts)
  
  
  def zmq_version():
      """zmq_version()
  
      Return the version of ZeroMQ itself as a string.
      """
      return "%i.%i.%i" % zmq_version_info()
  
  
  
  __all__ = ['zmq_version', 'zmq_version_info',
             'pyzmq_version','pyzmq_version_info',
             '__version__', '__revision__'
  ]
  
  
new_contents: """PyZMQ and 0MQ version functions."""
  
  #
  #    Copyright (c) 2010-2011 Brian E. Granger & Min Ragan-Kelley
  #
  #    This file is part of pyzmq.
  #
  #    pyzmq is free software; you can redistribute it and/or modify it under
  #    the terms of the Lesser GNU General Public License as published by
  #    the Free Software Foundation; either version 3 of the License, or
  #    (at your option) any later version.
  #
  #    pyzmq is distributed in the hope that it will be useful,
  #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  #    Lesser GNU General Public License for more details.
  #
  #    You should have received a copy of the Lesser GNU General Public License
  #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  #
  
  #-----------------------------------------------------------------------------
  # Imports
  #-----------------------------------------------------------------------------
  
  from zmq.core._version import zmq_version_info
  
  #-----------------------------------------------------------------------------
  # Code
  #-----------------------------------------------------------------------------
  
  __version__ = '2.2.0.1'
  __revision__ = ''
  
  def pyzmq_version():
      """pyzmq_version()
  
      Return the version of pyzmq as a string.
      """
      if __revision__:
          return '@'.join([__version__,__revision__[:6]])
      else:
          return __version__
  
  def pyzmq_version_info():
      """pyzmq_version_info()
      
      Return the pyzmq version as a tuple of numbers
      
      If pyzmq is a dev version, the patch-version will be `inf`.
      
      This helps comparison of version tuples in Python 3, where str-int
      comparison is no longer legal for some reason.
      """
      import re
      parts = re.findall('[0-9]+', __version__)
      parts = [ int(p) for p in parts ]
      if 'dev' in __version__:
          parts.append(float('inf'))
      return tuple(parts)
  
  
  def zmq_version():
      """zmq_version()
  
      Return the version of ZeroMQ itself as a string.
      """
      return "%i.%i.%i" % zmq_version_info()
  
  
  
  __all__ = ['zmq_version', 'zmq_version_info',
             'pyzmq_version','pyzmq_version_info',
             '__version__', '__revision__'
  ]
  
  
subject: bump version to 2.2.0.1