完善PDF总结插件

toolbox.py

@@ -214,7 +214,7 @@ def write_results_to_file(history, file_name=None):
                 # remove everything that cannot be handled by utf8
                 f.write(content.encode('utf-8', 'ignore').decode())
             f.write('\n\n')
-    res = '以上材料已经被写入' + os.path.abspath(f'./gpt_log/{file_name}')
+    res = '以上材料已经被写入:\t' + os.path.abspath(f'./gpt_log/{file_name}')
     print(res)
     return res
 
@@ -467,8 +467,11 @@ def promote_file_to_downloadzone(file, rename_file=None, chatbot=None):
     import shutil
     if rename_file is None: rename_file = f'{gen_time_str()}-{os.path.basename(file)}'
     new_path = os.path.join(f'./gpt_log/', rename_file)
+    # 如果已经存在，先删除
     if os.path.exists(new_path) and not os.path.samefile(new_path, file): os.remove(new_path)
+    # 把文件复制过去
     if not os.path.exists(new_path): shutil.copyfile(file, new_path)
+    # 将文件添加到chatbot cookie中，避免多用户干扰
     if chatbot:
         if 'file_to_promote' in chatbot._cookies: current = chatbot._cookies['file_to_promote']
         else: current = []