Python-сообщество

from tkinter import*
c = Canvas(width=500,height=500,bg='grey80')
c.pack()
lastx=50
lasty=50
oval = c.create_oval(0,0,100,100,fill="orange")
def mouseMove(event):
    global lastx,lasty
    c.move(CURRENT, event.x-lastx , event.y-lasty )
    lastx = event.x
    lasty = event.y
    print(lastx,lasty)
    return lastx,lasty
c.tag_bind(oval,'<Button-1>',mouseMove)
mainloop()