Major refactor of the code

A lot of function are now using classes instead of parameters or tuples
isort was added to the dev requirements
Comments were adjusted

src/account_checks.py

@@ -1,5 +1,7 @@
 import string
 
+from .classes import DecryptedAccount
+
 FORBIDDEN_CHARS = frozenset("`\n")
 PUNCTUATION = frozenset(string.punctuation).difference(FORBIDDEN_CHARS)
 
@@ -24,13 +26,13 @@ def check_password(passwd: str) -> bool:
     return _base_check(passwd)
 
 
-def check_account(name: str, login: str, passwd: str) -> bool:
+def check_account(account: DecryptedAccount) -> bool:
     """Runs checks for account name, login and password"""
     return all(
         (
-            check_account_name(name),
-            check_login(login),
-            check_password(passwd),
+            check_account_name(account.name),
+            check_login(account.login),
+            check_password(account.password),
         )
     )