python dict 以key名 去重运算

将日期相同的数据统计在一起

a_count = [

{'create_time': '2020-03-05', 'total_len': 1, 'count_invite': 1},

{'create_time': '2020-03-11', 'total_len': 2, 'count_invite': 2},

{'create_time': '2020-03-18', 'total_len': 2, 'count_invite': 2},

{'create_time': '2020-03-06', 'total_len': 1, 'count_invite': 1},

{'create_time': '2020-03-04', 'total_len': 1, 'count_invite': 1},

{'create_time': '2020-03-15', 'total_len': 2, 'count_invite': 2},

{'create_time': '2020-03-19', 'total_len': 1, 'count_invite': 1},

{'create_time': '2020-03-27', 'total_len': 3, 'count_invite': 3},

{'create_time': '2020-03-25', 'total_len': 64, 'count_invite': 59},

{'create_time': '2020-03-25', 'total_len': 3, 'count_invite': 2},

{'create_time': '2020-03-25', 'total_len': 1, 'count_invite': 1}

]

 　　　　for i in a_count:
            for data in i:
                date_list.append(data)
        new_list = []
        for i in date_list:
            if i["create_time"] not in new_list:
                new_list.append(i["create_time"])

        new_data_list = []
        for date_obj in new_list:
            new_dic = {'create_time': date_obj, 'total_len': 0, 'count_invite': 0, 'count_invite': 0}
            for old in date_list:
                if old["create_time"] == date_obj:
                    new_dic["total_len"] += old["total_invite_len"]
                    new_dic["count_invite"] += old["count_email_invite"]
                    new_dic['count_invite'] = new_dic["total_len"] - new_dic["count_invite"]
            new_data_list.append(new_dic)