Function process_files

Cat/cat.py:65–84

Process all given filenames.

(files, args)

def process_files(files, args):
    """Process all given filenames."""
    had_error = False

    state = {
        "line_number": 1,
        "previous_was_blank": False,
    }

    for filename in files:
        try:
            if filename == "-":
                process_stream(sys.stdin, args, state)
            else:
                process_file(filename, args, state)
        except OSError as err:
            print(f"cat: {filename}: {err}", file=sys.stderr)
            had_error = True

    return had_error


def parse_arguments():