How to add elements to dictionary in python

王林

Release： 2020-10-20 09:52:56

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How to add elements to the dictionary in python: You can directly add elements to the dictionary by giving a key-value pair, such as [aa['price'] = 100 aa['price'] = 100].

How to add elements to dictionary in python

Method 1: Add directly, given key-value pair

(recommended tutorial: python video tutorial)

#pycharm
aa = {&#39;人才&#39;:60,&#39;英语&#39;:&#39;english&#39;,&#39;adress&#39;:&#39;here&#39;}
print(aa) # {&#39;人才&#39;: 60, &#39;英语&#39;: &#39;english&#39;, &#39;adress&#39;: &#39;here&#39;}
#添加方法一：根据键值对添加
aa[&#39;价格&#39;] = 100
aa[&#39;价格&#39;] = 100 # {&#39;人才&#39;: 60, &#39;英语&#39;: &#39;english&#39;, &#39;adress&#39;: &#39;here&#39;, &#39;价格&#39;: 100}

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Method 2: Use the update method

#添加方法二：使用update方法添加
xx = {&#39;hhh&#39;:&#39;gogogo&#39;}
aa.update(xx)
print(aa) # {&#39;人才&#39;: 60, &#39;英语&#39;: &#39;english&#39;, &#39;adress&#39;: &#39;here&#39;, &#39;价格&#39;: 100, &#39;hhh&#39;: &#39;gogogo&#39;}

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