讓照片自動分類的腳本
我明明一直知道照片的數量很多，為什麼沒有想過早一點整理呢。

.
├── 0101
│   ├── JPG
│   └── RW2
└── 0102
    ├── JPG
    └── RW2

#!/usr/bin/env -S uv run --script
# /// script
# requires-python = ">=3.13"
# dependencies = [
#     "ExifRead",
#     "tqdm"
# ]
# ///

import glob
import shutil
from collections import defaultdict
from datetime import datetime
from pathlib import Path

import exifread
from tqdm import tqdm


def build_directory_mapping(root: str = ".") -> dict[str, list[str]]:
    directory_mapping: dict[str, list[str]] = defaultdict(list)
    pbar = tqdm(
        glob.glob("**/*", root_dir=root, recursive=True),
        desc="Building directory mapping",
    )
    for filename in pbar:
        file_path = Path(filename)
        if not file_path.is_file():
            continue

        with open(filename, "rb") as file_handle:
            exif = exifread.process_file(file_handle, details=False, extract_thumbnail=False, strict=True)
            if exif:
                datetime_str = exif["EXIF DateTimeOriginal"].values
                created_time = datetime.strptime(datetime_str, "%Y:%m:%d %H:%M:%S")

                created_year: str = str(created_time.year)
                created_date: str = created_time.strftime("%m%d")
                file_ext: str = file_path.suffix

                directory_name = f"{created_time.year}/{created_date}/{file_path.suffix[1:]}"
                directory_mapping[directory_name].append(filename)
            else:
                tqdm.write(f"Cannot get exif from {filename}")
        pbar.set_description(f"Processing {filename}")

    return directory_mapping


if __name__ == "__main__":
    directory_mapping = build_directory_mapping()

    tqdm.write("-" * 10)

    pbar = tqdm(directory_mapping.items(), leave=False)
    for directory_name, images in pbar:
        directory = Path(directory_name)
        directory.mkdir(parents=True, exist_ok=True)
        pbar.set_description(f"Directory '{directory_name}' created")

        for image in tqdm(images, leave=False):
            pbar.set_description(f"Moving {image}")
            shutil.move(image, directory)

uv run --script photo_organizer.py