Function definition: example

The function calculateRectangleArea with two input arguments returns one value:

def calculateRectangleArea(width,length):
  rectangleArea = width*length
  return rectangleArea

rectangleLength = 12.5
rectangleWidth = 3.0
rectangleArea=calculateRectangleArea(rectangleLength,rectangleWidth)
print "The area of the rectangle is: ", rectangleArea