修复插件导入时的pytorch加载问题

crazy_functions/批量翻译PDF文档_多线程.py

@@ -1,4 +1,4 @@
-from toolbox import CatchException, report_exception, get_log_folder, gen_time_str
+from toolbox import CatchException, report_exception, get_log_folder, gen_time_str, check_packages
 from toolbox import update_ui, promote_file_to_downloadzone, update_ui_lastest_msg, disable_auto_promotion
 from toolbox import write_history_to_file, promote_file_to_downloadzone
 from .crazy_utils import request_gpt_model_in_new_thread_with_ui_alive
@@ -6,9 +6,8 @@ from .crazy_utils import request_gpt_model_multi_threads_with_very_awesome_ui_an
 from .crazy_utils import read_and_clean_pdf_text
 from .pdf_fns.parse_pdf import parse_pdf, get_avail_grobid_url, translate_pdf
 from colorful import *
-import copy
 import os
-import math
+
 
 @CatchException
 def 批量翻译PDF文档(txt, llm_kwargs, plugin_kwargs, chatbot, history, system_prompt, web_port):
@@ -22,9 +21,7 @@ def 批量翻译PDF文档(txt, llm_kwargs, plugin_kwargs, chatbot, history, syst
 
     # 尝试导入依赖，如果缺少依赖，则给出安装建议
     try:
-        import fitz
-        import tiktoken
-        import scipdf
+        check_packages(["fitz", "tiktoken", "scipdf"])
     except:
         report_exception(chatbot, history,
                          a=f"解析项目: {txt}",