Merge pull request #1989 from UV-CDAT/dotted-line2

Fix flake8 warnings and a test generated file

Author: danlipsa

Packages/vcs/vcs/VTKPlots.py

@@ -546,9 +546,9 @@ def isopened(self):
 
     def geometry(self, *args):
         if len(args) == 0:
-            return self._geometry;
+            return self._geometry
         if len(args) < 2:
-            raise TypeError("Function takes zero or two <width, height> " \
+            raise TypeError("Function takes zero or two <width, height> "
                             "or more than two arguments. Got " + len(*args))
         x = args[0]
         y = args[1]

testing/vcs/test_vcs_isoline_width_stipple.py

@@ -25,4 +25,4 @@
 isoline.line = ('dot', 'dash', 'solid', 'dash-dot', 'long-dash', 'dot', 'dash')
 # Next plot the isolines with labels
 canvas.plot(data, isoline, bg=1)
-regression.run(canvas, "test_isoline_width_stipple.png")
+regression.run(canvas, "test_vcs_isoline_width_stipple.png")