Filter function

filter_fu.py

list_a = list(range(5))

def is_greater(n):
  if(n>2):
    return True
  else:
    return False
  
f1 = filter(lambda x : x>2, list_a) #lambda function
f2 = filter(is_greater, list_a) #normal function

>> list(f1)
[3,4]
>> list(f2)
[3,4]