Fix Cover button: trace -> trace_add

3-manifolds · Dec 10, 2024 · 4876d47 · 4876d47
1 parent 43b910a
commit 4876d47
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/python/browser.py b/python/browser.py
@@ -888,7 +888,7 @@ def __init__(self, parent, manifold):
         degree_frame = ttk.Frame(top_frame)
         degree_frame.grid_columnconfigure(1, weight=1)
         self.degree_var = degree_var = Tk_.StringVar()
-        degree_var.trace('w', self.show_covers)
+        degree_var.trace_add('write', self.show_covers)
         ttk.Label(degree_frame, text='Degree: ').grid(
             row=0, column=0, sticky=Tk_.E)
         self.degree_option = degree_option = ttk.OptionMenu(
@@ -899,7 +899,7 @@ def __init__(self, parent, manifold):
             )
         degree_option.grid(row=0, column=1)
         self.cyclic_var = cyclic_var = Tk_.BooleanVar()
-        cyclic_var.trace('w', self.show_covers)
+        cyclic_var.trace_add('write', self.show_covers)
         cyclic_or_not = ttk.Checkbutton(degree_frame,
                                         variable=cyclic_var,
                                         text='cyclic covers only',