python list comprehension 3 for loop code example

Example 1: list comprehension python 3

number_list = [x for x in range(10) if x % 2 == 0]
print(number_list)

Example 2: list comprehension for loop and if

matrix = [[1, 2], [3,4], [5,6], [7,8]]
transpose = [[row[i] for row in matrix] for i in range(2)]
print (transpose)