Here is the instantiation:
cipher = Cipher()And here's the error message:
Output:Traceback (most recent call last):
File "C:\Users\leagu\pythonprojects\costcontrol\classes\keyclass.py", line 25, in <module>
cipher = Cipher(data)
File "C:\Users\leagu\pythonprojects\costcontrol\classes\keyclass.py", line 7, in __init__
self.cipher = value
File "C:\Users\leagu\pythonprojects\costcontrol\classes\keyclass.py", line 15, in cipher
if self.cipher != None:
File "C:\Users\leagu\pythonprojects\costcontrol\classes\keyclass.py", line 11, in cipher
return self.__cipher
AttributeError: 'Cipher' object has no attribute '_Cipher__cipher'