python 2d array example

Example 1: 2d array python

array = [[value] * lenght] * height

//example
array = [[0] * 5] * 10

print(array)

Example 2: 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)]

Example 3: 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]
        ]