ماسح أحجام المجلدات

import argparse
from pathlib import Path


def folder_size(folder: Path) -> int:
    total = 0
    for path in folder.rglob("*"):
        if path.is_file():
            try:
                total += path.stat().st_size
            except OSError:
                pass
    return total


def human_size(size: int) -> str:
    units = ["B", "KB", "MB", "GB", "TB"]
    amount = float(size)
    for unit in units:
        if amount < 1024 or unit == units[-1]:
            return f"{amount:.1f} {unit}"
        amount /= 1024
    return f"{size} B"


def scan(root: Path) -> list[tuple[int, Path]]:
    folders = [path for path in root.iterdir() if path.is_dir()]
    return sorted(((folder_size(folder), folder) for folder in folders), reverse=True)


def main() -> None:
    parser = argparse.ArgumentParser(description="Show direct child folder sizes.")
    parser.add_argument("root", nargs="?", type=Path, default=Path("."))
    args = parser.parse_args()

    for size, folder in scan(args.root):
        print(f"{human_size(size):>10}  {folder}")


if __name__ == "__main__":
    main()