Applied pep8.

tests/draw.py

@@ -118,7 +118,8 @@ def update():
             end_x = x
             dtap[0] -= BEAM_INCREMENT
 
-        pygame.draw.line(screen, BEAM_COLOR, (start_x, y), (end_x, y), BEAM_WIDTH)
+        pygame.draw.line(screen, BEAM_COLOR, (start_x, y), (end_x, y),
+                         BEAM_WIDTH)
 
     # Update canvas
     pygame.display.flip()
@@ -134,10 +135,12 @@ def rotate(gesture):
     global angle
     angle += gesture.get_angle()
 
+
 def pinch(gesture):
     global scale
     scale = min(scale * gesture.get_scale(), MAX_SCALE)
 
+
 transform = TransformationTracker(win)
 transform.rotate(rotate)
 transform.pinch(pinch)

tests/parse_arguments.py

@@ -6,14 +6,14 @@ from src.logger import Logger
 
 # Parse arguments
 def create_parser():
-    parser = argparse.ArgumentParser(description='Basic test program for usage '
-                                                 'of multi-touch API.')
+    parser = argparse.ArgumentParser(description='Basic test program for '
+                                                 'usage of multi-touch API.')
     parser.add_argument('--log', metavar='LOG_LEVEL', default='INFO',
                         choices=['DEBUG', 'INFO', 'WARNING'],
                         help='set log level (defaults to INFO)')
     parser.add_argument('--logfile', metavar='FILENAME',
-                        help='filename for the log file (the log is printed to '
-                             'stdout by default)')
+                        help='filename for the log file (the log is printed '
+                             'to stdout by default)')
     return parser
 
 

tests/tap.py

@@ -18,9 +18,11 @@ win = FullscreenWindow(server=server)
 # Add tracker and handlers
 tracker = TapTracker(win)
 
+
 def handler(gesture):
     pass
 
+
 tracker.tap(handler)
 tracker.single_tap(handler)
 tracker.double_tap(handler)