list comprehension if statement code example

Example 1: list comprehension python if else

[statement if condition else statement for _ in iterable_object]
#statement are without assignment

Example 2: 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 3: python list comprehension if else

>>> original_prices = [1.25, -9.45, 10.22, 3.78, -5.92, 1.16]
>>> prices = [i if i > 0 else 0 for i in original_prices]
>>> prices
[1.25, 0, 10.22, 3.78, 0, 1.16]

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)