删除Python字典中的嵌套键

def delete_nested_key(dictionary, keys):
    if len(keys) == 1:
        del dictionary[keys[0]]
    else:
        delete_nested_key(dictionary[keys[0]], keys[1:])

# 示例字典
my_dict = {
    'key1': 'value1',
    'key2': {
        'nested_key1': 'nested_value1',
        'nested_key2': 'nested_value2'
    },
    'key3': 'value3'
}

# 删除嵌套键 'nested_key1'
delete_nested_key(my_dict, ['key2', 'nested_key1'])

print(my_dict)

{
    'key1': 'value1',
    'key2': {
        'nested_key2': 'nested_value2'
    },
    'key3': 'value3'
}