NameError:name '_doc_' is not defined报错及解决方案

代码以下：dom import matplotlib.pyplot as plt from sklearn.datasets import fetch_openml from sklearn.neural_network import MLPClassifierfetch print(_doc_)#这里应该是双下划线，对于初学者来讲容易不注意致使报错spa X,y=fetch_openml('mn

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