core/homeassistant/components/rainmachine/util.py

15 lines
408 B
Python

"""Define RainMachine utilities."""
from __future__ import annotations
from typing import Any
def key_exists(data: dict[str, Any], search_key: str) -> bool:
"""Return whether a key exists in a nested dict."""
for key, value in data.items():
if key == search_key:
return True
if isinstance(value, dict):
return key_exists(value, search_key)
return False