code: def file_dump(self, source, index=0, count=0, output=str()):
          
          stream = open(source, 'rb').read()
          self.dump(stream, index, count, output)
docs: Dumps the content of the *source* file to the console or to the
          optional given *output* file.
  
          :param str source: location and name of the source file.
          :param int index: optional start index of the viewing area in bytes.
              Default is from the begin of the file.
          :param int count: optional number of bytes to view.
              Default is to the end of the file.
          :param str output: location and name for the optional output file.