NumPy foreach column

1 개요

NumPy foreach column

Python

CPU

3.3s

MEM

69M

3.5s

Reload

Copy

import numpy as np
m = np.matrix([[101,102,103],
               [201,202,203],
               [301,302,303],
               [401,402,403]])
m

matrix([[101, 102, 103],
        [201, 202, 203],
        [301, 302, 303],
        [401, 402, 403]])

Copy

def myfunc(x):
  print(x)
np.apply_along_axis(myfunc, axis=0, arr=m)

[[101 201 301 401]]
[[102 202 302 402]]
[[103 203 303 403]]

array([None, None, None], dtype=object)

Copy

np.apply_along_axis(lambda x: print(x), axis=0, arr=m)

[[101 201 301 401]]
[[102 202 302 402]]
[[103 203 303 403]]

array([None, None, None], dtype=object)

2 같이 보기

• NumPy foreach row
• NumPy apply_along_axis()