/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

26 votes170 views6 answers
Python push to list
Python
0 vote170 views1 answer
Conda cassandra
Python
0 vote214 views1 answer
Django insert bulk data
Python Django
3 votes184 views3 answers
Use model from checkpoint tensorflow
Python
9 votes187 views2 answers
How to run linux command in python
Python
0 vote183 views1 answer
Pandas read csv with lists
Python
1 vote250 views1 answer
How to give multiple option to the user and ask the same question again and again until the user tells one of the options
Python
0 vote185 views1 answer
Dataclass in python
Python
5 votes172 views6 answers
Convert int to binary python
Python
1 vote230 views3 answers
Come fare aprire una pagina web python
Python