old_contents: #!/usr/bin/env python
  #
  # RatToolsDev
  #
  # The development versions of rattools 
  #
  # Author P G Jones - 15/10/2012 <p.g.jones@qmul.ac.uk> : First revision
  ####################################################################################################
  import rattools
  
  class RatToolsDev(rattools.RatToolsDevelopment):
      def __init__(self, system):
          """ Initialise dev version."""
          super(RatToolsDev, self).__init__("rattools-dev", system, "root-5.34.02")
  
  class RatTools1(rattools.RatToolsRelease):
      def __init__(self, system):
          """ Initialise an arbitrary snaphot version."""
          super(RatTools1, self).__init__("rattools-1", system, "root-5.32.04", "rat-4",
                                          "ebd71f14121dee64f6d0f01b72730b29b075e6d6")
  
new_contents: #!/usr/bin/env python
  #
  # RatToolsDev
  #
  # The development versions of rattools 
  #
  # Author P G Jones - 15/10/2012 <p.g.jones@qmul.ac.uk> : First revision
  ####################################################################################################
  import rattools
  
  class RatToolsDev(rattools.RatToolsDevelopment):
      def __init__(self, system):
          """ Initialise dev version."""
          super(RatToolsDev, self).__init__("rattools-dev", system, "root-5.34.02")
  
  class RatTools42(rattools.RatToolsRelease):
      def __init__(self, system):
          """ Initialise an arbitrary snaphot version."""
          super(RatTools42, self).__init__("rattools-4.2", system, "root-5.34.02", "rat-4.2",
                                          "release-4.20")
  
  class RatTools41(rattools.RatToolsRelease):
      def __init__(self, system):
          """ Initialise an arbitrary snaphot version."""
          super(RatTools41, self).__init__("rattools-4.1", system, "root-5.34.02", "rat-4.1",
                                          "release-4.10")
  class RatTools4(rattools.RatToolsRelease):
      def __init__(self, system):
          """ Initialise an arbitrary snaphot version."""
          super(RatTools4, self).__init__("rattools-4", system, "root-5.32.04", "rat-4",
                                          "release-4.00")
  
  class RatTools1(rattools.RatToolsRelease):
      def __init__(self, system):
          """ Initialise an arbitrary snaphot version."""
          super(RatTools1, self).__init__("rattools-1", system, "root-5.32.04", "rat-4",
                                          "ebd71f14121dee64f6d0f01b72730b29b075e6d6")
  
subject: Add fixed release rat-tools versions 4, 4.1, 4.2