Hide Tk root window until later

cgohlke · cgohlke · commit cd01d8229690 · 2012-09-19T23:59:54.000-07:00
On Windows, when using the tkagg backend with mpl 1.2.0rc2, before a figure window is displayed, a small, empty window is shown for a short amount of time.
diff --git a/lib/matplotlib/backends/backend_tkagg.py b/lib/matplotlib/backends/backend_tkagg.py
@@ -85,6 +85,7 @@ def new_figure_manager_given_figure(num, figure):
     """
     _focus = windowing.FocusManager()
     window = Tk.Tk()
+    window.withdraw()
 
     if Tk.TkVersion >= 8.5:
         # put a mpl icon on the window rather than the default tk icon. Tkinter
