class rectangle:

def$\_$init$\_($self$,$ length, width$)$:

self.length $=$ length

self. width $=$ width

self.color $=$ 'purple'

def$\_$str$\_\_($self$)$:

result $=$ "rectangle: $"+$ str$($self$.$length$)+"$ by $"+$ str$($self$.$width$)$

return result

def area $($self$)$:

return self$\_$width $*$ self$\_$length

def perimeter$($self$)$:

return $2*($self$.$width $+$ self.length$)$

myRectangle $=$ rectangle $(5,7)$

print$($myRectangle$)$

print$("$Area:$",$ myRectangle.area$())$

print$("$Perimeter:$-",$ myRectangle.perimeter$())$