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Python判断对象是否为文件对象(file object)的三种方法
文件操作是开发中经常遇到的场景,那么如何判断一个对象是文件对象呢?下面我们总结了3种常见的方法。 要判断一个对象是否为文件对象(file object),可以直接用isinstance()判断。 如下代码中,open得到的对象fp类型为file,当然是file的实例,而filename类型为str ...
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