优化代码

main.py

@@ -2,12 +2,8 @@ import os
 import requests
 from bs4 import BeautifulSoup
 from concurrent.futures import ThreadPoolExecutor
-
-
 from PIL import Image
 import io
-from reportlab.lib.pagesizes import letter
-from reportlab.pdfgen import canvas
 
 
 def get_html(url, max_retries=3):
@@ -52,10 +48,11 @@ def get_img_urls(html_content):
     return img_urls
 
 
-def create_img_obj_list(img_url_list):
+def create_img_obj_list(img_url_list, file_name):
     img_obj_list = []
     for url in img_url_list:
         obj = dict()
+        obj["file_name"] = file_name
         obj["url"] = url
         obj["data"] = None
         img_obj_list.append(obj)
@@ -67,35 +64,11 @@ def set_img_obj_data(img_obj):
     url = img_obj["url"]
     data = download_image(url)
     if data is None:
-        raise Exception("下载图片失败")
+        file_name = img_obj["file_name"]
+        raise Exception(f"{file_name}, 下载图片失败")
     img_obj["data"] = data
 
 
-def save_images_to_directory(img_obj_list, directory_path):
-    try:
-        # 创建保存图片的目录（如果不存在）
-        os.makedirs(directory_path, exist_ok=True)
-
-        for idx, img_obj in enumerate(img_obj_list):
-            url = img_obj["url"]
-            data = img_obj["data"]
-
-            # 获取图片的扩展名（假设url以图片扩展名结尾）
-            extension = os.path.splitext(url)[1]
-
-            # 图片文件名，这里用序号作为文件名
-            file_name = f"image_{idx}{extension}"
-            file_path = os.path.join(directory_path, file_name)
-
-            # 将图片数据写入本地文件
-            with open(file_path, "wb") as file:
-                file.write(data)
-
-        print("图片保存成功！")
-    except Exception as e:
-        print(f"图片保存失败：{e}")
-
-
 def concatenate_images_vertically(img_obj_list, output_file):
     try:
         # 计算拼接后的长图宽度和总高度
@@ -121,9 +94,9 @@ def concatenate_images_vertically(img_obj_list, output_file):
         # 保存拼接后的长图到本地
         long_image.save(output_file)
 
-
     except Exception as e:
-        print(f"拼接图片失败：{e}")
+        file_name = img_obj_list[0]["file_name"]
+        print(f"{file_name}, 拼接图片失败：{e}")
         return None
 
 
@@ -135,24 +108,23 @@ def process_batch(lines):
             file_name, _, url = line.partition(" - ")
             html_content = get_html(url)
             img_url_list = get_img_urls(html_content)
-            img_obj_list = create_img_obj_list(img_url_list)
+            img_obj_list = create_img_obj_list(img_url_list, file_name)
 
             # 使用 ThreadPoolExecutor 创建线程池
             with ThreadPoolExecutor() as executor:
                 # 多线程处理图片下载和替换
                 executor.map(set_img_obj_data, img_obj_list)
 
-            # save_images_to_directory(img_obj_list, directory_path="imgs")
             concatenate_images_vertically(
                 img_obj_list, output_file=f"imgs/{file_name}.png"
             )
 
 
 if __name__ == "__main__":
-    file_name = "input.txt"
+    task_file = "input.txt"
     batch_size = 3  # 每个线程处理的行数
 
-    with open(file_name, "r", encoding="utf-8") as file:
+    with open(task_file, "r", encoding="utf-8") as file:
         lines = file.readlines()
 
     # 使用 ThreadPoolExecutor 创建线程池
@@ -161,3 +133,5 @@ if __name__ == "__main__":
         for i in range(0, len(lines), batch_size):
             batch_lines = lines[i : i + batch_size]
             executor.submit(process_batch, batch_lines)
+
+    print("finish, 程序结束...")