old_contents: import io
  import pcpp
  
  
  class FortranPreprocessor(pcpp.Preprocessor):
      def __init__(self):
          super(pcpp.Preprocessor, self).__init__()
  
      def parse_to_string_lines(self, text):
          with io.StringIO() as f:
              self.parse(text)
              self.write(f)
              f.seek(0)
              result = f.readlines()
          return result
  
new_contents: import io
  import pcpp
  
  
  class FortranPreprocessor(pcpp.Preprocessor):
      def __init__(self):
          super(FortranPreprocessor, self).__init__()
  
      def parse_to_string_lines(self, text):
          with io.StringIO() as f:
              self.parse(text)
              self.write(f)
              f.seek(0)
              result = f.readlines()
          return result
  
subject: Fix super() call (properly) for py2.7