擅长:python、mysql、java
<p><code>mnDialog</code>是<code>mnProgRun</code>中的局部变量。不能在功能范围之外访问它。如果你想这样,就在适当的范围内定义它。在</p>
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<p>(i didn't have the impression that python has a global and local variable declaration.)</p>
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<p>你有错误的印象。在</p>