refactor code

src/user_cipher_keys.py

@@ -5,7 +5,7 @@ from secrets import choice
 from pydantic import BaseModel
 
 from src.models import EncipheredNKode
-from src.nkode_interface import CustomerInterface
+from src.customer_interface import CustomerInterface
 from src.utils import generate_random_nonrepeating_list, xor_lists, int_array_to_bytes
 
 
@@ -16,7 +16,6 @@ class UserCipherKeys(BaseModel):
     mask_key: list[int]
     salt: bytes
     max_nkode_len: int = 10
-    renew: bool = False
 
     @staticmethod
     def new_user_encipher_keys(numb_of_keys: int, attrs_per_key: int, set_values: list[int]):
@@ -40,11 +39,6 @@ class UserCipherKeys(BaseModel):
             padded_user_mask.append(choice(set_vals))
         return padded_user_mask
 
-    @staticmethod
-    def pad_user_code(user_code: list[int], max_nkode_len: int) -> list[int]:
-        assert (len(user_code) <= max_nkode_len)
-        return user_code + [0 for _ in range(max_nkode_len - len(user_code))]
-
     @staticmethod
     def encode_base64_str(data: list[int]) -> str:
         return base64.b64encode(int_array_to_bytes(data)).decode("utf-8")