def parse_args(arguments, apply_config=False):
 parser = create_parser()
 args = parser.parse_args(arguments)
 if ((not args.files) and (not args.list_fixes)):
  parser.error(u'incorrect number of arguments')
 args.files = [decode_filename(name) for name in args.files]
 if apply_config:
  parser = read_config(args, parser)
  args = parser.parse_args(arguments)
  args.files = [decode_filename(name) for name in args.files]
 if (u'-' in args.files):
  if (len(args.files) > 1):
   parser.error(u'cannot mix stdin and regular files')
  if args.diff:
   parser.error(u'--diff cannot be used with standard input')
  if args.in_place:
   parser.error(u'--in-place cannot be used with standard input')
  if args.recursive:
   parser.error(u'--recursive cannot be used with standard input')
 if ((len(args.files) > 1) and (not (args.in_place or args.diff))):
  parser.error(u'autopep8 only takes one filename as argument unless the "--in-place" or "--diff" args are used')
 if (args.recursive and (not (args.in_place or args.diff))):
  parser.error(u'--recursive must be used with --in-place or --diff')
 if (args.in_place and args.diff):
  parser.error(u'--in-place and --diff are mutually exclusive')
 if (args.max_line_length <= 0):
  parser.error(u'--max-line-length must be greater than 0')
 if args.select:
  args.select = _split_comma_separated(args.select)
 if args.ignore:
  args.ignore = _split_comma_separated(args.ignore)
 elif (not args.select):
  if args.aggressive:
   args.select = [u'E', u'W']
  else:
   args.ignore = _split_comma_separated(DEFAULT_IGNORE)
 if args.exclude:
  args.exclude = _split_comma_separated(args.exclude)
 else:
  args.exclude = []
 if (args.jobs < 1):
  import multiprocessing
  args.jobs = multiprocessing.cpu_count()
 if ((args.jobs > 1) and (not args.in_place)):
  parser.error(u'parallel jobs requires --in-place')
 if args.line_range:
  if (args.line_range[0] <= 0):
   parser.error(u'--range must be positive numbers')
  if (args.line_range[0] > args.line_range[1]):
   parser.error(u'First value of --range should be less than or equal to the second')
 return args

def parse_args ( arguments , apply_config = False ) : parser = create_parser ( ) args = parser . parse_args ( arguments ) if ( ( not args . files ) and ( not args . list_fixes ) ) : parser . error ( u'incorrect number of arguments' ) args . files = [ decode_filename ( name ) for name in args . files ] if apply_config : parser = read_config ( args , parser ) args = parser . parse_args ( arguments ) args . files = [ decode_filename ( name ) for name in args . files ] if ( u'-' in args . files ) : if ( len ( args . files ) > 1 ) : parser . error ( u'cannot mix stdin and regular files' ) if args . diff : parser . error ( u'--diff cannot be used with standard input' ) if args . in_place : parser . error ( u'--in-place cannot be used with standard input' ) if args . recursive : parser . error ( u'--recursive cannot be used with standard input' ) if ( ( len ( args . files ) > 1 ) and ( not ( args . in_place or args . diff ) ) ) : parser . error ( u'autopep8 only takes one filename as argument unless the "--in-place" or "--diff" args are used' ) if ( args . recursive and ( not ( args . in_place or args . diff ) ) ) : parser . error ( u'--recursive must be used with --in-place or --diff' ) if ( args . in_place and args . diff ) : parser . error ( u'--in-place and --diff are mutually exclusive' ) if ( args . max_line_length <= 0 ) : parser . error ( u'--max-line-length must be greater than 0' ) if args . select : args . select = _split_comma_separated ( args . select ) if args . ignore : args . ignore = _split_comma_separated ( args . ignore ) elif ( not args . select ) : if args . aggressive : args . select = [ u'E' , u'W' ] else : args . ignore = _split_comma_separated ( DEFAULT_IGNORE ) if args . exclude : args . exclude = _split_comma_separated ( args . exclude ) else : args . exclude = [ ] if ( args . jobs < 1 ) : import multiprocessing args . jobs = multiprocessing . cpu_count ( ) if ( ( args . jobs > 1 ) and ( not args . in_place ) ) : parser . error ( u'parallel jobs requires --in-place' ) if args . line_range : if ( args . line_range [ 0 ] <= 0 ) : parser . error ( u'--range must be positive numbers' ) if ( args . line_range [ 0 ] > args . line_range [ 1 ] ) : parser . error ( u'First value of --range should be less than or equal to the second' ) return args
parse arguments from command-line to set options .