/Python/Append a zeros column numpy

Append a zeros column numpy

Append a zeros column numpy

np.concatenate((np.zeros((3,3), dtype=int), arr), axis=1)
array([[0, 0, 0, 1, 2, 3],
       [0, 0, 0, 4, 5, 6],
       [0, 0, 0, 7, 8, 9]])

1

Source: stackoverflow.com

Add a new column to numpy array

import numpy as np
N = 10
a = np.random.rand(N,N)
b = np.zeros((N,N+1))
b[:,:-1] = a

1

Source: stackoverflow.com

Similar codes

4 votes150 views2 answers
Levenshtein distance
Python
2 votes130 views1 answer
Jupyter notebook pass python variable to shell
Python
70 votes125 views6 answers
What is python virtual environment
Python
0 vote95 views1 answer
How to extract keys from dictreader python
Python
35 votes168 views6 answers
Lambda python
Python
0 vote138 views1 answer
Concatenate strings of numpy array python
Python
51 votes149 views4 answers
Online python compiler with all modules
Python
0 vote142 views1 answer
Read a file line-byline in python
Python
0 vote121 views1 answer
Change float column to percentage python
Python
0 vote148 views2 answers
Sympy function definition
Python

Share