list1 = [

    {'eip': 60, 'day': '2014-7-5'},

    {'etans': 96, 'day': '2014-7-5'},

    {'etans': 30, 'day': '2014-4-6'},

    {'eip': 100, 'day': '2014-4-6'},

]

# 利用切片和zip函数，将list中的字典两辆组合成一个元组

list_temp = zip(list1[0::2], list1[1::2])

list_tuple = list(list_temp)

print(list_tuple)

# 设置一个新的list容器list2，装新产生的复合日期相同，合并后的字典。

list2 = []

for tuple in list_tuple:

    if tuple[0]['day'] == tuple[1]['day']:

        dict_hebing = dict(tuple[0], **tuple[1])

        # print(dict_hebing)

        list2.append(dict_hebing)

print(list2)