Python 3.5.0 (v3.5.0:374f501f4567, Sep 12 2015, 11:00:19) 
[GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin
Type "copyright", "credits" or "license()" for more information.
>>> WARNING: The version of Tcl/Tk (8.5.9) in use may be unstable.
Visit http://www.python.org/download/mac/tcltk/ for current information.

>>> from tkinter import*
>>> class Garbage(Frame):
	def __init__(self):
		Frame.__init__(self) #constructeur de la classe parente 
		self.c = Canvas(self, width = 400, height = 300, bg = 'ivory')
		self.c.pack( padx=5, pady=3)
		self.c.bind("<Button-1>", self.mouseDown)
		self.c.bind("<Button1-Motion>",self.mouseMove)
		self.c.bind("<Button1-ButtonRelease>", self.fall)
		b_fin = Button(self, text ='Terminer', bg ='royal blue', fg = 'white' , font = ('Helvetica' , 10 , 'bold'), command = self.quit)
		b_fin.pack(pady =2)
		self.c.create_line(100,250,150,250) #création de 3 poubelles
		self.c.create_line(200,250,250,250)
		self.c.create_line(300,250,350,250)
		self.c.create_line(100,200,100,250)
		self.c.create_line(150,200,150,250)
		self.c.create_line(200,200,200,250)
		self.c.create_line(250,200,250,250)
		self.c.create_line(300,200,300,250)
		self.c.create_line(350,200,350,250)
		self.pack()
	def mouseDown(self, event): #création d'un objet cercle à l'endroit du clique
		self.currObject = None
		self.c.create_oval(event.x,event.y,event.x+15,event.y+15,fill ='red')
		self.x1, self.y1 = event.x, event.y
		self.selObject = self.c.find_closest(self.x1, self.y1) 
		self.c.itemconfig(self.selObject, width =3)
	def mouseMove(self,event): #on fait bouger notre objet
		x2, y2 = event.x, event.y
		dx , dy = x2 -self.x1, y2 -self.y1
		if self.selObject:
			self.c.move(self.selObject, dx, dy)
			self.x1 , self.y1 = x2, y2
	def fall(self,event): #le relachement du clique de la souris entraine la chute de l'objet
		x3, y3 = event.x, event.y
		compteur = 0	
                self.chaine = Label(self)
                self.c.itemconfig(self.selObject , width =1)
		for k in range (2500):
			self.c.move(self.selObject, x3 ,y3+k*0.1) # l'objet chute vers le bas avec un pas de 0,1 pixel
			if y3 + k*0.1 >= 200 and (( 100<=x3<=150) or (200<=x3<=250) or (300<=x3<=350)): #si l'objet tombe dans une poubelle
				self.c.move(self.selObject, 600,600) #on la fait sortir hors du cadre afin de la faire disparaitre
				self.selObject = None 
				compteur += 1 #notre score
		self.c.move(self.selObject , 600, 600)
		self.selObject = None
                self.chaine.configure(text = 'Score' + str(compteur))
                self.chaine.pack(side = LEFT)

		
>>> if __name__ = '__main__':
        Garbage().mainloop()