Small cleanups.

anntzer · anntzer · commit dd562095cb5b · 2017-11-07T11:23:48.000-08:00
diff --git a/lib/matplotlib/backends/backend_qt5.py b/lib/matplotlib/backends/backend_qt5.py
@@ -233,20 +233,12 @@ def _update_figure_dpi(self):
     @_allow_super_init
     def __init__(self, figure):
         _create_qApp()
-        figure._original_dpi = figure.dpi
-
         super(FigureCanvasQT, self).__init__(figure=figure)
 
+        figure._original_dpi = figure.dpi
         self.figure = figure
         self._update_figure_dpi()
-
-        w, h = self.get_width_height()
-        self.resize(w, h)
-
-        self.setMouseTracking(True)
-        # Key auto-repeat enabled by default
-        self._keyautorepeat = True
-
+        self.resize(*self.get_width_height())
         # In cases with mixed resolution displays, we need to be careful if the
         # dpi_ratio changes - in this case we need to resize the canvas
         # accordingly. We could watch for screenChanged events from Qt, but
@@ -256,6 +248,10 @@ def __init__(self, figure):
         # needed.
         self._dpi_ratio_prev = None
 
+        self.setMouseTracking(True)
+        # Key auto-repeat enabled by default
+        self._keyautorepeat = True
+
     @property
     def _dpi_ratio(self):
         # Not available on Qt4 or some older Qt5.
diff --git a/lib/matplotlib/backends/backend_tkagg.py b/lib/matplotlib/backends/backend_tkagg.py
@@ -661,7 +661,6 @@ class NavigationToolbar2TkAgg(NavigationToolbar2, Tk.Frame):
     def __init__(self, canvas, window):
         self.canvas = canvas
         self.window = window
-        self._idle = True
         NavigationToolbar2.__init__(self, canvas)
 
     def destroy(self, *args):
