Fix: all types other than str will be trated as invalid account name string

hive/indexer/accounts.py

@@ -58,19 +58,15 @@ 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
-
+        if isinstance(name, str):
+            return name in cls._ids
+        return False
 
     @classmethod
     def register(cls, names, block_date):