parameters: (argv=None)
docstring: Handles command line arguments and gets things started.
  
      :param argv: List of arguments, as if specified on the command-line.
                   If None, ``sys.argv[1:]`` is used instead.
      :type argv: list of str
docstring_summary: Handles command line arguments and gets things started.
docstring_tokens: Handles command line arguments and gets things started .
function: def main(argv=None):
      '''
      Handles command line arguments and gets things started.
  
      :param argv: List of arguments, as if specified on the command-line.
                   If None, ``sys.argv[1:]`` is used instead.
      :type argv: list of str
      '''
      # Get command line arguments
      parser = argparse.ArgumentParser(
          description="Takes one or more file paths and reports their detected \
                       encodings",
          formatter_class=argparse.ArgumentDefaultsHelpFormatter,
          conflict_handler='resolve')
      parser.add_argument('input',
                          help='File whose encoding we would like to determine.',
                          type=argparse.FileType('rb'), nargs='*',
                          default=[sys.stdin])
      parser.add_argument('--version', action='version',
                          version='%(prog)s {0}'.format(__version__))
      args = parser.parse_args(argv)
  
      for f in args.input:
          if f.isatty():
              print("You are running chardetect interactively. Press " +
                    "CTRL-D twice at the start of a blank line to signal the " +
                    "end of your input. If you want help, run chardetect " +
                    "--help\n", file=sys.stderr)
          print(description_of(f, f.name))
function_tokens: def main ( argv = None ) : # Get command line arguments parser = argparse . ArgumentParser ( description = "Takes one or more file paths and reports their detected \
                       encodings" , formatter_class = argparse . ArgumentDefaultsHelpFormatter , conflict_handler = 'resolve' ) parser . add_argument ( 'input' , help = 'File whose encoding we would like to determine.' , type = argparse . FileType ( 'rb' ) , nargs = '*' , default = [ sys . stdin ] ) parser . add_argument ( '--version' , action = 'version' , version = '%(prog)s {0}' . format ( __version__ ) ) args = parser . parse_args ( argv ) for f in args . input : if f . isatty ( ) : print ( "You are running chardetect interactively. Press " + "CTRL-D twice at the start of a blank line to signal the " + "end of your input. If you want help, run chardetect " + "--help\n" , file = sys . stderr ) print ( description_of ( f , f . name ) )