[英]Turn a dictionary of lists in to a list of dictionaries in Python 2.7
I have this 我有这个
original = {
"state_id": "1,2",
"name": "A,B"
}
I can easily turn in to this 我可以轻松上交
original_splitted = {k: v.split(',') for k, v in original.iteritems()}
{
"state_id": ['1', '2'],
"name": ['A' ,'B']
}
But what I want is this: 但是我想要的是:
[
{"state_id": '1', "name": "A"},
{"state_id": '2', "name": "B"}
]
I am looking for a cool "one-liner" comprehension magic to achieve this (avoiding the use of large nested loops) 我正在寻找一种很酷的“单线”理解魔术来实现这一目标(避免使用大型嵌套循环)
How about a 2-liner using zip(*)
and a list comprehension: 使用
zip(*)
和列表理解的2衬里怎么样:
>>> vals = zip(*(x.split(',') for x in original.itervalues()))
>>> [dict(zip(original, v)) for v in vals]
[{'state_id': '1', 'name': 'A'}, {'state_id': '2', 'name': 'B'}]
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