You do not "declare" arrays or anything else in python. You simply assign to a (new) variable. If you want a multidimensional array, ... ... <看更多>

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This section covers algorithms related to sorting values in NumPy arrays. ... specific rows or columns of a multidimensional array using the axis argument. ... <看更多>

(Numpy, when making an all string array automatically picks your longest string as the maximum length for the strings, which is fine unless your ... ... <看更多>