chore: code format

nostr/delegation.py

@@ -7,23 +7,23 @@ class Delegation:
     delegator_pubkey: str
     delegatee_pubkey: str
     event_kind: int
-    duration_secs: int = 30*24*60  # default to 30 days
+    duration_secs: int = 30 * 24 * 60  # default to 30 days
     signature: str = None  # set in PrivateKey.sign_delegation
 
     @property
     def expires(self) -> int:
         return int(time.time()) + self.duration_secs
-    
+
     @property
     def conditions(self) -> str:
         return f"kind={self.event_kind}&created_at<{self.expires}"
-    
+
     @property
     def delegation_token(self) -> str:
         return f"nostr:delegation:{self.delegatee_pubkey}:{self.conditions}"
 
     def get_tag(self) -> list[str]:
-        """ Called by Event """
+        """Called by Event"""
         return [
             "delegation",
             self.delegator_pubkey,