Python-从字典中删除空列表

# 创建一个包含空列表的字典
my_dict = {'key1': [], 'key2': [1, 2, 3], 'key3': []}

# 遍历字典的键
for key in list(my_dict.keys()):
    # 判断值是否为空列表
    if isinstance(my_dict[key], list) and len(my_dict[key]) == 0:
        # 删除空列表键值对
        my_dict.pop(key)

print(my_dict)

{'key2': [1, 2, 3]}