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  • 考试题

    user_list=[
            {"name": "alex", "hobby": "抽烟"},
            {"name": "alex", "hobby": "喝酒"},
            {"name": "alex", "hobby": "烫头"},
            {"name": "wusir", "hobby": "喊麦"},
            {"name": "wusir", "hobby": "街舞"},
         {"name": "alex", "hobby": "泡吧"},
            {"name":"太白", "hobby":"开车"}
             ]
    # [{"name": "alex", "hobby_list": ["抽烟","喝酒","烫头","泡吧"]},{"name": "wusir", "hobby_list": ["喊麦", "街舞"]},]
    
    result = [] # {'name': 'alex', 'hobby_list': ['抽烟']}
    for user in user_list:
        # 1.判断是否在result里面存在了这个人, 如果存在. 把hobby_list添加一个hobby
        # 2.不存在. 创建一个新字典
        for new_user in result:
            if user['name'] == new_user['name']:
                new_user['hobby_list'].append(user['hobby'])
                break
        else:
            dic = {}
            dic["name"] = user['name']
            dic['hobby_list'] = [user['hobby']]
            result.append(dic)
    print(result)
    

      

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  • 原文地址:https://www.cnblogs.com/duanpengpeng/p/9325266.html
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