old_contents: """GO-DAG constants."""
  
  __copyright__ = "Copyright (C) 2010-2018, DV Klopfenstein, H Tang, All rights reserved."
  __author__ = "DV Klopfenstein"
  
  
  # pylint: disable=too-few-public-methods
  class Consts(object):
      """Constants commonly used in GO-DAG operations."""
  
      NAMESPACE2NS = {
          'biological_process' : 'BP',
          'molecular_function' : 'MF',
          'cellular_component' : 'CC'}
  
      RELATIONSHIP_LIST = ['part_of', 'regulates', 'negatively_regulates', 'positively_regulates']
  
      def __init__(self):
          self.relationships = set(self.RELATIONSHIP_LIST)
  
  
  # Copyright (C) 2010-2018, DV Klopfenstein, H Tang, All rights reserved.
  
new_contents: """GO-DAG constants."""
  
  __copyright__ = "Copyright (C) 2010-2018, DV Klopfenstein, H Tang, All rights reserved."
  __author__ = "DV Klopfenstein"
  
  
  # pylint: disable=too-few-public-methods
  class Consts(object):
      """Constants commonly used in GO-DAG operations."""
  
      NAMESPACE2NS = {
          'biological_process' : 'BP',
          'molecular_function' : 'MF',
          'cellular_component' : 'CC'}
  
      # https://owlcollab.github.io/oboformat/doc/GO.format.obo-1_4.html
      RELATIONSHIP_LIST = ['part_of', 'regulates', 'negatively_regulates', 'positively_regulates']
  
      def __init__(self):
          self.relationships = set(self.RELATIONSHIP_LIST)
  
  
  # Copyright (C) 2010-2018, DV Klopfenstein, H Tang, All rights reserved.
  
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