code: def _termIsObsolete(oboTerm):
      
      isObsolete = False
      if u'is_obsolete' in oboTerm:
          if oboTerm[u'is_obsolete'].lower() == u'true':
              isObsolete = True
      return isObsolete
docs: Determine wheter an obo 'Term' entry is marked as obsolete.
  
      :param oboTerm: a dictionary as return by
          :func:`maspy.ontology._attributeLinesToDict()`
  
      :return: bool