TSP Python

from itertools import permutations
import sys


permutasi = permutations({1, 3, 4})
mulaiPermutasi = 2
data = [0, 10, 2, 3], [10, 0, 4, 5], [2, 4, 0, 6], [3, 5, 6, 0]

kecil = sys.maxsize
benar = data[1]

for i in list(permutasi):
    joinArray =  []
    joinArray.append(mulaiPermutasi)
    joinArray.extend(list(i))

    nData = len(i)
    total = 0
    for j in range(0, nData):
        z = i[j]-1
        total = total+data[z][j]
    if(kecil > total):
        kecil = total
        benar = i

benarFix = []
benarFix.append(mulaiPermutasi)
benarFix.extend(list(benar))
print("Kombinasinya adalah " + str(benarFix))