I am trying to write a problem with classes in python. I am a beginner. I cannot realized where the problem is. When I run the code I received this error:
File "D:/Facultate/Python/Bibliotek_Classe/Classe.py", line 43, in add_client
AttributeError: 'CrudOperationOnClient' object has no attribute 'client_list'
__init__(self): instead of