Create a 2d array in python

def build_matrix(rows, cols):
    matrix = []

    for r in range(0, rows):
        matrix.append([0 for c in range(0, cols)])

    return matrix

if __name__ == '__main__':
    build_matrix(6, 10)

2d array in python

from array import *

T = [[11, 12, 5, 2], [15, 6,10], [10, 8, 12, 5], [12,15,8,6]]
for r in T:
    for c in r:
        print(c,end = " ")
    print()

Source: tutorialspoint.com

2d array pytho

# 2D array that is 3x4 (3 columns, 4 rows)
# note that it is essentially an array of lists
arr = [
		[11, 12, 5],
        [15, 6, 10],
        [10, 8, 12],
        [12, 15, 8]
        ]

Python 2d matrix declare

length, breadth = x, y
matrix = [[-1 for j in range(breadth)] for i in range(length)]
# every element is -1

Similar codes

0 vote165 views1 answer
How to duplicate a row in python
Python
0 vote197 views1 answer
Django auto complete light styling
Python Django
4 votes178 views2 answers
Pandas most frequent value
Python
0 vote195 views1 answer
Free the Bunny Prisoners
Python
0 vote163 views1 answer
Pygame mirror image
Python
-1 vote168 views1 answer
How to find root value python
Python
0 vote191 views1 answer
Remove grid from 3d plots
Python
1 vote157 views1 answer
Python delete elements from list / range
Python
3 votes185 views4 answers
Numpy remove nan rows
Python
0 vote165 views1 answer
Selenium python has no attrirute getText
Python