python3自定義算法排序
sorted(a1, key = functools.cmp_to_key(cmp))
a1是待排序list,cmp爲排序函數
Numpy
X.shape 輸出行數和列數
X.shape[0] 輸出行數
X.shape[1] 輸出列數
python3自定義算法排序
sorted(a1, key = functools.cmp_to_key(cmp))
a1是待排序list,cmp爲排序函數
Numpy
X.shape 輸出行數和列數
X.shape[0] 輸出行數
X.shape[1] 輸出列數