def getAreaLoops(loops):
 areaLoops = 0.0
 for loop in loops:
  areaLoops += getAreaLoop(loop)
 return areaLoops

def getAreaLoops ( loops ) : areaLoops = 0.0 for loop in loops : areaLoops += getAreaLoop ( loop ) return areaLoops
get the area of a list of complex polygons .