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Create dict in for loop

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    10.1.queries keys values
    
    10.2.注意力汇聚
    
    3.0.1.损失函数
    
    3.0.激活函数
    
    3.2.linear regression scratch
    
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    4.3.mlp concise
    
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Create dict in for loop

dict(zip(keys, values))

dict(list(enumerate(values)))

dict([(1, 2), (2, 3)])

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