2d array python3

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 python3

# 5x6, 2-d array of booleans using list comprehension:

matrix = [[False for col in range(6)] for row in range(5)]

# 6x5, 2-d array of banana's using list comprehension:

matrix = [['banana' for col in range(5)] for row in range(6)]

Python print 2d array as table

for row in A:
    for val in row:
        print '{:4}'.format(val),
    print

-1

Source: stackoverflow.com

Similar codes

23 votes239 views4 answers
Flatten a list of list python
Python
5 votes253 views1 answer
Python undefine variable
Python
0 vote298 views1 answer
Python How to make your application check for updates
Python
1 vote309 views1 answer
Combination python
Python
3 votes267 views3 answers
Hide turtle
Python
6 votes252 views1 answer
Python in godot
Python
0 vote272 views1 answer
Couldn't open showimage no such file or directory
Python
0 vote257 views1 answer
Pip install dal
Python
0 vote279 views2 answers
Google.protobuf.Struct example python
Python
1 vote253 views1 answer
How to identify GPU with pytorch script
Python