[fix] Corrections ruff CI (UP017/UP041/UP012/I001/F401/FURB162) : backend/coffre_store.py

backend/coffre_store.py

@@ -40,19 +40,18 @@ import re
 import secrets as _secrets
 import threading
 import uuid
-from datetime import datetime, timedelta, timezone
+from datetime import UTC, datetime, timedelta
 from pathlib import Path
 
 from backend.coffre_crypto import (
-    KEKAbsenteError,
+    decrypt_secret_value,
+    encrypt_secret_value,
     generate_dek,
     load_kek,
     parse_kek,
     reencrypt_secret_value,
     unwrap_dek,
     wrap_dek,
-    encrypt_secret_value,
-    decrypt_secret_value,
 )
 
 logger = logging.getLogger("obsigate.coffre_store")
@@ -123,7 +122,7 @@ def _valeurs_path(base: Path) -> Path:
 
 
 def _now_iso() -> str:
-    return datetime.now(timezone.utc).isoformat()
+    return datetime.now(UTC).isoformat()
 
 
 def _parse_date(value: str | None) -> datetime | None:
@@ -140,7 +139,7 @@ def _parse_date(value: str | None) -> datetime | None:
     except ValueError as exc:
         raise ValidationError(f"Date invalide : {value!r}") from exc
     if parsed.tzinfo is None:
-        parsed = parsed.replace(tzinfo=timezone.utc)
+        parsed = parsed.replace(tzinfo=UTC)
     return parsed
 
 
@@ -149,7 +148,7 @@ def est_expire(expiration: str | None, maintenant: datetime | None = None) -> bo
     parsed = _parse_date(expiration)
     if parsed is None:
         return False
-    ref = maintenant or datetime.now(timezone.utc)
+    ref = maintenant or datetime.now(UTC)
     return parsed <= ref
 
 
@@ -766,7 +765,7 @@ def create_octroi(
             ):
                 raise IntrouvableError("Secret introuvable dans ce coffre")
     if expiration is None:
-        expiration = (datetime.now(timezone.utc) + timedelta(days=DUREE_OCTROI_DEFAUT_JOURS)).isoformat()
+        expiration = (datetime.now(UTC) + timedelta(days=DUREE_OCTROI_DEFAUT_JOURS)).isoformat()
     else:
         _parse_date(expiration)
     with _lock: