tkinter canvas画布

import tkinter

root = tkinter.Tk()
cv = tkinter.Canvas(root)

# cv.create_arc(23,23,40,100) #x,y,w,h 圆心，x宽，h高 #扇形

# cv.create_line(20,20,200,200) #x1,y1,x2,y2

# cv.create_rectangle(20,20,200,200) #x,y,w,h

# cv.create_oval(20,20,25,100)  #x,y,w,h 圆心，x宽，h高 #圆

# cv.create_polygon(0,0,50,0,25,100) #x1,y1,x2,y2,x3,y3,.....,xn,yn #多边形

# cv.create_bitmap(30,30,bitmap='error')
# cv.create_bitmap(30,30,bitmap='@pic/line.xbm',activebitmap='@pic/circle.xbm') #报错

# table = tkinter.Frame(cv, bd=5, relief=tkinter.SOLID,width=400, height=200)
# cv.create_window(50,50,anchor=tkinter.CENTER, window=table)

# text = ''
# cv.create_text(33,33,text=text)

# filename = tkinter.PhotoImage(file = "a.png")
# image = cv.create_image(50, 50, image=filename)

cv.pack()
root.mainloop()