list comprehension for loop and if code example

Example 1: list comprehension if else

l = [22, 13, 45, 50, 98, 69, 43, 44, 1]
a = [x + 1 if x >= 45 else x + 5 for x in l]

Example 2: python list comprehension if else

# if/else
[f(x) if condition(x) else '' for x in sequence]

Example 3: list comprehension if

[f(x) for x in sequence if condition]

Example 4: 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)