python list comprehension for loop code example

Example 1: list comprehension python one line

doubled_odds = [n * 2 for n in numbers if n % 2 == 1]

Example 2: list comprehension for loop

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