Question: 
Write a python function to count integers from a given list.


Model's Code:
def count_integer(lst):
    return sum(isinstance(i, int) for i in lst)



Sample Correct Code:
def count_integer(list1):
    ctr = 0
    for i in list1:
        if isinstance(i, int):
            ctr = ctr + 1
    return ctr


Asserts:
assert count_integer([1,2,'abc',1.2]) == 2
assert count_integer([1,2,3]) == 3
assert count_integer([1,1.2,4,5.1]) == 2


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 253 of 974: 181/253 (71.54150197628458%): success