Tkinter Canvas.coords does not flatten arguments #94473
Description
Bug report
Double nested arrays in tk.coords will produce errors in tkinter (_tkinter.TclError: wrong # coordinates: expected at least 4, got 2 in this case)
import tkinter as tk coords = [[100, 100], [300, 300]] root = tk.Tk() canvas = tk.Canvas(width=400, height=400, background="bisque") canvas.pack(fill="both", expand=True) line = canvas.create_line(coords) coords[1] = [200, 200] canvas.coords(line, coords) # line with error root.mainloop()Your environment
- CPython versions tested on: 3.10.4
- Operating system: Windows 10