in contributor/anhyobin/optimize-serverless-application-on-aws/test.py [0:0]
def longestPalindrome(self, s: str) -> str:
if len(s) <= 1:
return s
i,l=0,0
for j in range(len(s)):
if s[j-l: j+1] == s[j-l: j+1][::-1]:
i, l = j-l, l+1
print(s[i: i+l])
elif j-l > 0 and s[j-l-1: j+1] == s[j-l-1: j+1][::-1]:
i, l = j-l-1, l+2
print(s[i: i+l])
return s[i: i+l]