1"""ACME utilities."""
2from typing import Any
3from typing import Callable
4from typing import Dict
5from typing import Mapping
6
7
8def map_keys(dikt: Mapping[Any, Any], func: Callable[[Any], Any]) -> Dict[Any, Any]:
9    """Map dictionary keys."""
10    return {func(key): value for key, value in dikt.items()}
11