RE: [DA series - Learn Python with Steem #05] 基本資料結構 by kona

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da-learnpythonwithsteem · @kona · Aug 2 '18

$0.08

![hw5.png](https://cdn.steemitimages.com/DQmXudTPf3vC8mtofdVbEdtP4pUAWXMgwT7rB7WmCAA8iHC/hw5.png)

Dictionary 不懂使用.format(key,value)，所以多了{ }，怎麼辦?

👍 deanliu, antonsteemit

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@antonsteemit · Aug 5 '18

若是印出整個dictionary 就會有含 `{}`
你的`hw_list`本身就是一個字典，所以直接印出來就會出現 {}包在字典外圍。

`.format`的用法是將字串中的某一個東西取代為函數中的東西
例如`' 今天是 {} 月 {} 日'.format(5,19)`
就會分別把5, 19填入兩個框框之中： `今天是5月5日`
以你的例子可以寫成：
`print(' {} : {} :{} '.format(m, hw_list[m], a))`

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@kona · Aug 5 '18

明白，謝謝解答，讓我再試試🙏🙏🙏

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@deanliu · Aug 2 '18

@antonsteemit ... 

Posted using [Partiko Android](https://play.google.com/store/apps/details?id=io.partiko.android)

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@nostalgic1212 · Aug 2 '18

你這個呼叫外援的操作真的666666🤦‍♀️

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@deanliu · Aug 2 '18

他不是外援，是老師，我只是討論課綱的跟開教室的人 LOL

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