取消重复导入

src/server/python/main.py

@@ -1,4 +1,4 @@
-import urllib.request,sys,base64,json,os,time,string,re,os,string
+import urllib.request,sys,base64,json,os,time,re,string
 from configparser import ConfigParser
 from PIL import Image
 from aip import AipOcr