new_contents: #!/usr/bin/env python
  
  """
  Converts an tag/value file to RDF format.
  Usage: tv_to_rdf <tagvaluefile> <rdffile>
  """
  import sys
  import codecs
  from spdx.parsers.tagvalue import Parser
  from spdx.parsers.loggers import StandardLogger
  from spdx.parsers.tagvaluebuilders import Builder
  from spdx.writers.rdf import write_document, InvalidDocumentError
  
  def convert(infile_name, outfile_name):
      tagvalueparser = Parser(Builder(), StandardLogger())
      tagvalueparser.build()
      with open(infile_name) as infile:
          data = infile.read()
          document, error = tagvalueparser.parse(data)
          if not error:
              # print map(lambda c: c.name, document.creation_info.creators)
              print 'Parsing Successful'
              with open(outfile_name, mode='w') as out:
                  write_document(document,out,validate = True)
          else:
              print 'Errors encountered while parsing tag value file.'
              messages = []
              document.validate(messages)
              print '\n'.join(messages)
  
  
  if __name__ == '__main__':
      infile_name = sys.argv[1]
      outfile_name = sys.argv[2]
      convert(infile_name, outfile_name)
subject: Add example file to convert tv to rdf