Clean up E302 in examples.

Author: QuLogic

.flake8

@@ -197,7 +197,7 @@ per-file-ignores =
     examples/pyplots/annotate_transform.py: E251, E402
     examples/pyplots/annotation_basic.py: E402
     examples/pyplots/annotation_polar.py: E402
-    examples/pyplots/auto_subplots_adjust.py: E302, E402
+    examples/pyplots/auto_subplots_adjust.py: E402
     examples/pyplots/axline.py: E402
     examples/pyplots/boxplot_demo_pyplot.py: E402
     examples/pyplots/dollar_ticks.py: E402
@@ -275,7 +275,7 @@ per-file-ignores =
     examples/user_interfaces/gtk_spreadsheet_sgskip.py: E402
     examples/user_interfaces/mathtext_wx_sgskip.py: E402
     examples/user_interfaces/mpl_with_glade3_sgskip.py: E402
-    examples/user_interfaces/pylab_with_gtk_sgskip.py: E302, E402
+    examples/user_interfaces/pylab_with_gtk_sgskip.py: E402
     examples/user_interfaces/toolmanager_sgskip.py: E402
     examples/userdemo/connectionstyle_demo.py: E402
     examples/userdemo/custom_boxstyle01.py: E402

examples/pyplots/auto_subplots_adjust.py

@@ -20,6 +20,7 @@
 ax.set_yticks((2, 5, 7))
 labels = ax.set_yticklabels(('really, really, really', 'long', 'labels'))
 
+
 def on_draw(event):
     bboxes = []
     for label in labels:
@@ -35,6 +36,7 @@ def on_draw(event):
         fig.subplots_adjust(left=1.1*bbox.width)  # pad a little
         fig.canvas.draw()
 
+
 fig.canvas.mpl_connect('draw_event', on_draw)
 
 plt.show()

examples/user_interfaces/pylab_with_gtk_sgskip.py

@@ -46,13 +46,15 @@
 vbox.pack_start(label, False, False, 0)
 vbox.reorder_child(toolbar, -1)
 
+
 def update(event):
     if event.xdata is None:
         label.set_markup('Drag mouse over axes for position')
     else:
         label.set_markup(
             f'<span color="#ef0000">x,y=({event.xdata}, {event.ydata})</span>')
 
+
 fig.canvas.mpl_connect('motion_notify_event', update)
 
 plt.show()