dtype dtype 'float64' A frequent error consists in calling array with multiple arguments, rather than providing a single sequence as an argument | array [[ 2 , 0 ], |
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arange 5 print Z 30 | array [[ 0 , 1 , 2 , 0 ], each value corresponds to a color in the palette |
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30Consider the vector [1, 2, 3, 4, 5] | For example, suppose a is a huge intermediate result and the final result b only contains a small fraction of a, a deep copy should be made when constructing b with slicing: Functions and Methods Overview Here is a list of some useful NumPy functions and methods names ordered in categories |
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I will only go over a few of them in this tutorial | That is, the addition of zero elements did not change the size of the sparse matrix |
The goal of this collection is to offer a quick reference for both old and new users but also to provide a set of exercises for those who teach.