fix

Author: StpMax

mindsdb_sql_parser/ast/select/identifier.py

@@ -1,6 +1,6 @@
 import re
 from copy import copy, deepcopy
-from typing import List
+from typing import List, Optional
 
 from mindsdb_sql_parser.ast.base import ASTNode
 from mindsdb_sql_parser.utils import indent
@@ -47,7 +47,7 @@ def get_reserved_words() -> set[str]:
 class Identifier(ASTNode):
     def __init__(
             self, path_str=None, parts=None, is_outer=False, with_rollup=False,
-            is_quoted: list[bool] | None = None, *args, **kwargs
+            is_quoted: Optional[List[bool]] = None, *args, **kwargs
     ):
         super().__init__(*args, **kwargs)
         assert path_str or parts, "Either path_str or parts must be provided for an Identifier"