Update 0389_FindTheDifference.py

I have edited the file and checked the solution in LeetCode website a 2nd time. The solution is being accepted by the website now.

LeetCode/0389_FindTheDifference.py

@@ -1,7 +1,5 @@
-import sys
-
 class Solution:
- def FindTheDifference(self, s: str, t: str) -> str:
+ def findTheDifference(self, s: str, t: str) -> str:
  a = 0
  b = 0
  if 0 <= len(s) <= 1000:
@@ -12,9 +10,3 @@ def FindTheDifference(self, s: str, t: str) -> str:
  if 97 <= ord(letters) <= 122:
  b += ord(letters)
  return chr(b - a)
-
-
-s = sys.argv[1]
-t = sys.argv[2]
-solution = Solution().FindTheDifference(s,t)
-print(solution)