Caesar 2

import collections
abeceda = ["A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"]

deq_abc = collections.deque()
for slovo in abeceda:
    deq_abc.append(slovo)

kod = input("Unesite kod: ")
kod = kod.upper()

for pomak in range(1, 26):
    deq_abc.rotate(pomak)

    translator = {abeceda[0]: deq_abc[0],
                  abeceda[1]: deq_abc[1],
                  abeceda[2]: deq_abc[2],
                  abeceda[3]: deq_abc[3],
                  abeceda[4]: deq_abc[4],
                  abeceda[5]: deq_abc[5],
                  abeceda[6]: deq_abc[6],
                  abeceda[7]: deq_abc[7],
                  abeceda[8]: deq_abc[8],
                  abeceda[9]: deq_abc[9],
                  abeceda[10]: deq_abc[10],
                  abeceda[11]: deq_abc[11],
                  abeceda[12]: deq_abc[12],
                  abeceda[13]: deq_abc[13],
                  abeceda[14]: deq_abc[14],
                  abeceda[15]: deq_abc[15],
                  abeceda[16]: deq_abc[16],
                  abeceda[17]: deq_abc[17],
                  abeceda[18]: deq_abc[18],
                  abeceda[19]: deq_abc[19],
                  abeceda[20]: deq_abc[20],
                  abeceda[21]: deq_abc[21],
                  abeceda[22]: deq_abc[22],
                  abeceda[23]: deq_abc[23],
                  abeceda[24]: deq_abc[24],
                  abeceda[25]: deq_abc[25]}

    dekod = collections.deque()

    for char in kod:
        dekod.append(char)

    pripremaKod = []

    for char in dekod:
        pripremaKod.append(translator.get(char))

    zavrsniKod = ""

    for char in pripremaKod:
        if char == None:
            zavrsniKod += " "
        else:
            zavrsniKod += char

    print(str(pomak) + " " + zavrsniKod)

    deq_abc.clear()
    for slovo in abeceda:
        deq_abc.append(slovo)