[英]create dictionary from two lists
我对此并不陌生,在完成家庭作业的过程中遇到了一些问题。 基本上我有2个列表:
names = ["Jerry", "Fernando", "Radu", "Juan", "Brie", "Dani", "Fallon", "Nina", "Max", "Mike", "Johnny", "Saul", "Simon", "Billy"]
ages = [27, 27, 23, 27, 27, 23, 33, 32, 25, 32, 26, 26, 29, 24]
我想要实现的是一本看起来像这样的字典:
{'Jerry': {'age': 27},
'Fernando': {'age': 27},
# ...
'Billy': {'age': 24},
}
我用元组这样显示它[('Jerry', 27), ('Fernando', 27), ..., ('Billy', 24)]
但我不知道如何在每个键的字典,新行中的值。
使用字典理解:
{name: {'age': age} for name, age in zip(names, ages)}
演示:
>>> from pprint import pprint
>>> names = ["Jerry", "Fernando", "Radu", "Juan", "Brie", "Dani", "Fallon", "Nina", "Max", "Mike", "Johnny", "Saul", "Simon", "Billy"]
>>> ages = [27, 27, 23, 27, 27, 23, 33, 32, 25, 32, 26, 26, 29, 24]
>>> {name: {'age': age} for name, age in zip(names, ages)}
{'Mike': {'age': 32}, 'Simon': {'age': 29}, 'Johnny': {'age': 26}, 'Max': {'age': 25}, 'Juan': {'age': 27}, 'Jerry': {'age': 27}, 'Fernando': {'age': 27}, 'Nina': {'age': 32}, 'Billy': {'age': 24}, 'Radu': {'age': 23}, 'Dani': {'age': 23}, 'Fallon': {'age': 33}, 'Brie': {'age': 27}, 'Saul': {'age': 26}}
>>> pprint(_)
{'Billy': {'age': 24},
'Brie': {'age': 27},
'Dani': {'age': 23},
'Fallon': {'age': 33},
'Fernando': {'age': 27},
'Jerry': {'age': 27},
'Johnny': {'age': 26},
'Juan': {'age': 27},
'Max': {'age': 25},
'Mike': {'age': 32},
'Nina': {'age': 32},
'Radu': {'age': 23},
'Saul': {'age': 26},
'Simon': {'age': 29}}
您可以将其压缩:
dict(zip(names, ({'age': a} for a in ages)))
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