Pythonで、Zipのwebp画像を一括でpdfに変換するスクリプト

動作環境

Python:3.10.6 64-bit
GoogleChrome:127.0.6533.120（Official Build）（64 ビット）
OS:Windows10
CPU:Core i5-1135G7
メモリ:16GB

スクリプト

import os
import zipfile
from PIL import Image
import img2pdf

def extract_and_convert_to_jpg(zip_file_path, output_folder):
    with zipfile.ZipFile(zip_file_path, 'r') as zip_ref:
        folder_name = os.path.splitext(os.path.basename(zip_file_path))[0]
        extraction_path = os.path.join(output_folder, folder_name)
        zip_ref.extractall(extraction_path)

    for root, _, files in os.walk(extraction_path):
        for file in files:
            if file.lower().endswith('.webp'):
                webp_path = os.path.join(root, file)
                jpg_path = os.path.splitext(webp_path)[0] + '.jpg'

                # Convert .webp to .jpg
                img = Image.open(webp_path)
                img = img.convert('RGB')  # RGBAからRGBに変換
                img.save(jpg_path, 'JPEG')

                # Remove the original .webp file
                os.remove(webp_path)

    # Convert jpg files in the output folder to a single PDF
    pdf_output_folder = "C:/hogehoge"
    os.makedirs(pdf_output_folder, exist_ok=True)
    pdf_output_path = os.path.join(pdf_output_folder, folder_name + '.pdf')
    image_list = [os.path.join(extraction_path, f) for f in os.listdir(extraction_path) if f.lower().endswith('.jpg')]
    image_list.sort()

    with open(pdf_output_path, "wb") as f:
        f.write(img2pdf.convert(image_list))

    print("Conversion complete. PDF created at:", pdf_output_path)

# フォルダ内の全ての.zipファイルを処理する場合
folder_path = "C:/hogehoge"
for root, _, files in os.walk(folder_path):
    for file in files:
        if file.lower().endswith('.zip'):
            zip_file_path = os.path.join(root, file)
            extract_and_convert_to_jpg(zip_file_path, root)