from __future__ import annotations
-from collections import defaultdict
import enum
import sys
-from typing import (
- Any,
- Dict,
- List,
- NamedTuple,
- Optional,
- Set,
- Sequence,
- Tuple,
- Union,
-)
+from collections import defaultdict
+from typing import Any, Dict, List, NamedTuple, Optional, Sequence, Set, Tuple, Union
class ParseError(Exception):