Rank teams by votes

from functools import cmp_to_key

class Solution:
    def rankTeams(self, allVoteEntries: List[str]) -> str:
        allTeamNames = allVoteEntries[0]
        numTeams = len(allTeamNames)

        rankings = {teamName: [0]*numTeams for teamName in allTeamNames}
        for voteEntry in allVoteEntries:
            for ith_rank, teamName in enumerate(voteEntry):
                rankings[teamName][ith_rank] += 1

        def compare(teamName1, teamName2):
            for ith_rank in range(numTeams):
                if rankings[teamName1][ith_rank] > rankings[teamName2][ith_rank]:
                    return -1
                elif rankings[teamName2][ith_rank] > rankings[teamName1][ith_rank]:
                    return 1

            if ord(teamName1) < ord(teamName2):
                return -1
            else:
                return 1

        return "".join(sorted(allTeamNames, key = cmp_to_key(compare)))