old_contents: from .atflex import AtfLexer
  from .atfyacc import AtfParser
  from mako.template import Template
  
  
  class AtfFile(object):
  
      template = Template("${text.serialize()}")
  
      def __init__(self, content):
          self.content = content
          if content[-1] != '\n':
              content += "\n"
          lexer = AtfLexer().lexer
          parser = AtfParser().parser
          self.text = parser.parse(content, lexer=lexer)
  
      def __str__(self):
          return AtfFile.template.render_unicode(**vars(self))
  
      def serialize(self):
          return AtfFile.template.render_unicode(**vars(self))
  
  
  def _debug_lex_and_yac_file(file, debug=0):
      import codecs
      text = codecs.open(file, encoding='utf-8-sig').read()
      from pyoracc.atf.atffile import AtfLexer
      lexer = AtfLexer(debug=debug).lexer
      lexer.input(text)
      for tok in lexer:
          print(tok)
      print("Lexed file")
      lexer = AtfLexer().lexer
      parser = AtfParser().parser
      parser.parse(text, lexer=lexer)
      print("Parsed file")
  
new_contents: from .atflex import AtfLexer
  from .atfyacc import AtfParser
  from mako.template import Template
  
  
  class AtfFile(object):
  
      template = Template("${text.serialize()}")
  
      def __init__(self, content):
          self.content = content
          if content[-1] != '\n':
              content += "\n"
          lexer = AtfLexer().lexer
          parser = AtfParser().parser
          self.text = parser.parse(content, lexer=lexer)
  
      def __str__(self):
          return AtfFile.template.render_unicode(**vars(self))
  
      def serialize(self):
          return AtfFile.template.render_unicode(**vars(self))
  
  
  def _debug_lex_and_yac_file(file, debug=0, skipinvalid=False):
      import codecs
      text = codecs.open(file, encoding='utf-8-sig').read()
      from pyoracc.atf.atffile import AtfLexer
      lexer = AtfLexer(debug=debug, skipinvalid=skipinvalid).lexer
      lexer.input(text)
      for tok in lexer:
          print(tok)
      print("Lexed file")
      lexer = AtfLexer().lexer
      parser = AtfParser().parser
      parser.parse(text, lexer=lexer)
      print("Parsed file")
  
subject: Add skip invalid to debug