循环遍历嵌套字典，将值替换为列表中的项

def replace_values_in_nested_dict(nested_dict, key_to_replace, replacement_list):
    for key, value in nested_dict.items():
        if isinstance(value, dict):
            replace_values_in_nested_dict(value, key_to_replace, replacement_list)
        elif key == key_to_replace:
            nested_dict[key] = replacement_list.pop(0)
    return nested_dict

# 示例数据
nested_dict = {
    'a': 1,
    'b': {
        'c': 2,
        'd': {
            'e': 3
        }
    },
    'f': 4
}

key_to_replace = 'e'
replacement_list = ['new_value']

result = replace_values_in_nested_dict(nested_dict, key_to_replace, replacement_list)
print(result)