Update main.py

main.py

@@ -14,8 +14,8 @@ class Tee:
         self.file.flush()
         self.stdout.flush()
         
-f= open("log.txt",'a')
-ttt = Tee(f)
+
+ttt = Tee("log.txt")
 
 sys.stdout =ttt
 sys.stderr =ttt