Leetcode 1662. Check If Two String Arrays are Equivalent

class Solution:
    def arrayStringsAreEqual(self, word1: List[str], word2: List[str]) -> bool:
        tmp1,tmp2="",""
        for i in word1: tmp1+=i
        for i in word2: tmp2+=i
        if tmp1==tmp2: return True
        else: return False