/Python/How to access rows and columns indexing numpy

How to access rows and columns indexing numpy

>>> a[[0,1,3], :]            # Returns the rows you want
array([[ 0,  1,  2,  3],
       [ 4,  5,  6,  7],
       [12, 13, 14, 15]])
>>> a[[0,1,3], :][:, [0,2]]  # Selects the columns you want as well
array([[ 0,  2],
       [ 4,  6],
       [12, 14]])

Source: stackoverflow.com

Similar codes

4 votes152 views1 answer
Video streaming flask
Python Flask
0 vote137 views1 answer
Dfs and bfs inn python
Python
-2 votes130 views2 answers
Count in python
Python
14 votes136 views2 answers
How to change values in dataframe python
Python
0 vote130 views1 answer
Read list from txt python
Python
0 vote116 views1 answer
Flask admin forgeign keys show literal
Python
2 votes134 views1 answer
Facerecognizer python
Python
0 vote117 views1 answer
Merge all mp4 video files into one file python
Python
0 vote155 views1 answer
Two input string sum in django
Python Django
0 vote142 views1 answer
Fichier python pour brython
Python