Used the range argument of itertools.product.

Author: tfpf

examples/examples_ScrollableFrameTk.py

@@ -18,7 +18,7 @@ def grid_of_widgets():
     # Add widgets to the `frame` attribute of the scrollable frame, not to the
     # scrollable frame itself.
     dim = 10
-    for (i, j) in itertools.product(range(dim), range(dim)):
+    for (i, j) in itertools.product(range(dim), repeat=2):
         tk.Label(scrollable_frame.frame, text=f'Label\n({i}, {j})').grid(row=i, column=j, padx=10, pady=10)
 
     scrollable_frame.pack(expand=True, fill=tk.BOTH)

examples/examples_ScrollablePanelWx.py

@@ -18,7 +18,7 @@ def grid_of_widgets():
     # scrollable panel itself.
     dim = 10
     grid_sizer = wx.GridSizer(dim, dim, 20, 20)
-    for (i, j) in itertools.product(range(dim), range(dim)):
+    for (i, j) in itertools.product(range(dim), repeat=2):
         grid_sizer.Add(wx.StaticText(scrollable_panel.panel, label=f'Label\n({i}, {j})'))
 
     scrollable_panel.panel.SetSizer(grid_sizer)