Write a program in Python to filter the given list if the given expression evaluates to true

Solution

The function filter(function, list) offers an elegant way to filter out all the elements of a list, for which the function returns true. This function will be applied to every element of the list.

Syntax of Python filter()

 filter(function, list)

Here, function is the expression applied to all elements of the list argument.

This is the following solution to filter the given list if the given expression evaluates to true -

list = [0, 3, 2, 30, 20, 34, 89, 35, 72, 64]
result = filter(lambda x: x % 4 == 0, list)
print result

Output of the above code

[ 0 , 20 , 72 , 64 ]