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<p>结构如下:</p>
<pre><code>{"A": [{
"A": "",
"B": "2",
"C": "3QWE",
"D": 1800,
"E": null,
"F": null
},
{
"A": "",
"B": "2",
"C": "XYT17",
"D": 1800,
"E": "3, 1*",
"F": null
},
{
"A": "",
"B": "N8HTY",
"C": "XYT17",
"D": 1800,
"E": "7,6,(5)**",
"F": null
},
{
"A": "",
"B": "1AJ21",
"C": "XYT17",
"D": 1800,
"E": "7,6,5",
"F": null
}
],
"B": [{
"A": "",
"B": "LS231",
"C": "XYT17",
"D": 1800,
"E": "1,2,3",
"F": null
},
{
"A": "",
"B": "22GHE",
"C": "XYT17",
"D": 1800,
"E": "3, 1*",
"F": null
}
]
}
</code></pre>
<p>我希望从键“E”的值中删除“*”和“(”and“)”(如果存在)
“E”的输出应如下所示</p>
<p>即“e”:“7,6,(5)**”-->;“e”:“7,6,5”</p>
^{pr2}$
<p>另外,如果在处理“1*”之后,我的最终输出只有一个数字,比如“1”,那么在更新值之前,如何将其转换为整数。在</p>
<p>我所做的是</p>
<pre><code>x=copy.copy(item['E'])
for char in '*':
x = x.replace(char,'')
item['E']=x
</code></pre>
<p>这将得到字符串形式的结果。
现在如果我想把它存储为一个整数值,如果只有一个数字,那么应该怎么做?
我试过了</p>
<p>项目['E']=int(x)</p>
<p>获取值错误:基为10的int()的文本无效:“”</p>
<p>提前谢谢</p>