old_contents: #!/usr/bin/env python
  """
  :Author Patrik Valkovic
  :Created 16.08.2017 19:28
  :Licence GNUv3
  Part of grammpy
  
  """
  
  from .RuleChainable import RuleConnectable
  from .Rule import Rule
  
  
new_contents: #!/usr/bin/env python
  """
  :Author Patrik Valkovic
  :Created 16.08.2017 19:28
  :Licence GNUv3
  Part of grammpy
  
  """
  
  from .RuleConnectable import RuleConnectable
  from .Rule import Rule
  
  
subject: FIX import of RuleConnectable instead of RuleChainable