updated test example

README.rst

@@ -62,6 +62,7 @@ In the X Window System, Xvfb or X virtual framebuffer is an X11 server that perf
 
 
     class TestHomepages(unittest.TestCase):
+    
         def setUp(self):
             self.vdisplay = Xvfb(width=1280, height=720)
             self.vdisplay.start()

xvfbwrapper/test_xvfb_selenium.py

@@ -7,6 +7,7 @@ import unittest
 
 
 class TestHomepages(unittest.TestCase):
+    
     def setUp(self):
         self.vdisplay = Xvfb(width=1280, height=720)
         self.vdisplay.start()