Update accounts.py

hive/indexer/accounts.py

@@ -58,14 +58,20 @@ class Accounts:
     @classmethod
     def get_id(cls, name):
         """Get account id by name. Throw if not found."""
+        if isinstance(name, list):
+            assert name[0] in cls._ids, "account does not exist or was not registered"
+            return cls._ids[name[0]]
         assert name in cls._ids, "account does not exist or was not registered"
         return cls._ids[name]
 
     @classmethod
     def exists(cls, name):
         """Check if an account name exists."""
+        if isinstance(name, list):
+            return name[0] in cls._ids
         return name in cls._ids
 
+
     @classmethod
     def register(cls, names, block_date):
         """Block processing: register "candidate" names.