Update app.py

app.py

@@ -71,6 +71,11 @@ if __name__ == "__main__":
               os.remove(f)
           except OSError as e:
               print("Error: %s : %s" % (f, e.strerror))
+              
+      try:
+          os.remove("小碎片们.zip")
+      except:
+          print("Error: %s" % (e.strerror))
 
       # genrate data
       shutil.move(outputname,"./small/"+outputname)