from typing import Dict
from typing import Any


def check_dict_key(item_dict: Dict[str, Any], key: str) -> bool:
    """
    Check if the key is included in given dictionary, and has a valid value.

    :param item_dict: a dictionary to test
    :type item_dict: Dict[str, Any]
    :param key: a key to test
    :type key: str
    :return: result to check
    :type: bool
    """
    return bool(key in item_dict and item_dict[key] is not None)