Text File Line Counter

import argparse
from pathlib import Path


def count_text(path: Path) -> tuple[int, int, int]:
    text = path.read_text(encoding="utf-8")
    lines = text.count("\n") + (1 if text and not text.endswith("\n") else 0)
    words = len(text.split())
    chars = len(text)
    return lines, words, chars


def main() -> None:
    parser = argparse.ArgumentParser(description="Count lines, words, and characters.")
    parser.add_argument("files", nargs="+", help="Text files to count")
    args = parser.parse_args()

    total_lines = total_words = total_chars = 0
    for name in args.files:
        path = Path(name)
        try:
            lines, words, chars = count_text(path)
        except OSError as error:
            print(f"{path}: {error}")
            continue
        except UnicodeDecodeError:
            print(f"{path}: not a UTF-8 text file")
            continue

        total_lines += lines
        total_words += words
        total_chars += chars
        print(f"{lines:6} {words:6} {chars:6} {path}")

    if len(args.files) > 1:
        print(f"{total_lines:6} {total_words:6} {total_chars:6} total")


if __name__ == "__main__":
    main()