Mypy Fix type annotations for a1z26, enigma_machine2, trafid_cipher and xor_cipher from ciphers

ciphers/a1z26.py

@@ -7,6 +7,9 @@
 """
 
 
+from __future__ import annotations
+
+
 def encode(plain: str) -> list[int]:
     """
     >>> encode("myname")

ciphers/enigma_machine2.py

@@ -14,9 +14,13 @@
 
 Created by TrapinchO
 """
+from __future__ import annotations
 
-RotorPositionT = tuple[int, int, int]
-RotorSelectionT = tuple[str, str, str]
+from typing import Tuple
+
+
+RotorPositionT = Tuple[int, int, int]
+RotorSelectionT = Tuple[str, str, str]
 
 
 # used alphabet --------------------------

ciphers/trafid_cipher.py

@@ -1,6 +1,9 @@
 # https://en.wikipedia.org/wiki/Trifid_cipher
 
 
+from __future__ import annotations
+
+
 def __encryptPart(messagePart: str, character2Number: dict[str, str]) -> str:
     one, two, three = "", "", ""
     tmp = []

ciphers/xor_cipher.py

@@ -18,6 +18,9 @@
 """
 
 
+from __future__ import annotations
+
+
 class XORCipher:
     def __init__(self, key: int = 0):
         """