Question: 
Write a function to find the perimeter of a rectangle.


Model's Code:
def rectangle_perimeter(length, width):
    return 2 * (length + width)



Sample Correct Code:
def rectangle_perimeter(l,b):
  perimeter=2*(l+b)
  return perimeter


Asserts:
assert rectangle_perimeter(10,20)==60
assert rectangle_perimeter(10,5)==30
assert rectangle_perimeter(4,2)==12


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

Test 654 of 974: 489/654 (74.77064220183486%): success