numpy 强制类型转换float

在Py中，你可以使用astype()函数来进行强制类型转换。通过调用astype('float')，你可以将一个NumPy数组的数据类型转换为float类型。这样做可以确保你得到你想要的数据类型，而不会导致数据错误。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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