From ea81a9d14146b0d188fa51c16fca7d3e93cea86d Mon Sep 17 00:00:00 2001
From: "Elf M. Sternberg" <elf.sternberg@gmail.com>
Date: Thu, 16 Nov 2017 13:38:01 -0800
Subject: [PATCH] Fix the style to be more compliant with Python 2.7's general
 style for executables.

This also enables the user to import autorotate.py as a library, although why
anyone would want to do that is beyond me.
---
 autorotate/autorotate.py | 73 ++++++++++++++++++++++------------------
 1 file changed, 40 insertions(+), 33 deletions(-)

diff --git a/autorotate/autorotate.py b/autorotate/autorotate.py
index 67f68ca..73c482a 100755
--- a/autorotate/autorotate.py
+++ b/autorotate/autorotate.py
@@ -73,38 +73,45 @@ def is_in(pen):
     return (res and res.group(1).lower() == 'in')
 
 
-while True:
-    int_displays = countdisplays()
-    time.sleep(1.0/freq)
-    if int_displays == 1:
+def manage_orientation_and_palm_rejection(options):
+    current_orientation = ''
+    currently_proximate = False
 
-        # Check accelerometers
-        # Do we need to check the touch_devices list every time?  I
-        # think we do; the list will change dynamically if we
-        # dynamically load the stylus driver after the system has
-        # booted.
-        touch_devices = filter(lambda n: DIGITIZER_RE.match(n),
-                               subprocess.check_output(['xinput', '--list', '--name-only']).splitlines()) 
-        with open(x_accel_path, 'r') as fx:
-            with open(y_accel_path, 'r') as fy:
-                thex = float(fx.readline())
-                they = float(fy.readline())
-                for check in transforms:
-                    if check.xrule(thex, they) and check.yrule(thex, they):
-                        if current_orientation != check.name:
-                            print "Switching to orientation %s" % check.name
-                            os.system('xrandr -o %s' % check.name)
-                            for device in touch_devices:
-                                os.system("xinput set-prop '%s' 'Coordinate Transformation Matrix' %s" %
-                                          (device, check.matrix))
-                            current_orientation = check.name
-                            refreshtouch()
-                            break
+    while True:
+        int_displays = countdisplays()
+        time.sleep(1.0/freq)
+        if int_displays == 1:
+    
+            # Check accelerometers
+            # Do we need to check the touch_devices list every time?  I
+            # think we do; the list will change dynamically if we
+            # dynamically load the stylus driver after the system has
+            # booted.
+            touch_devices = filter(lambda n: DIGITIZER_RE.match(n),
+                                   subprocess.check_output(['xinput', '--list', '--name-only']).splitlines()) 
+            with open(x_accel_path, 'r') as fx:
+                with open(y_accel_path, 'r') as fy:
+                    thex = float(fx.readline())
+                    they = float(fy.readline())
+                    for check in transforms:
+                        if check.xrule(thex, they) and check.yrule(thex, they):
+                            if current_orientation != check.name:
+                                print "Switching to orientation %s" % check.name
+                                os.system('xrandr -o %s' % check.name)
+                                for device in touch_devices:
+                                    os.system("xinput set-prop '%s' 'Coordinate Transformation Matrix' %s" %
+                                              (device, check.matrix))
+                                current_orientation = check.name
+                                refreshtouch()
+                                break
+    
+            # Palm rejection (sort-of):
+            pen_devices = [p for p in touch_devices if PEN_RE.search(p)]
+            pen_status = bool([p for p in pen_devices if is_in(p)])
+            if pen_status != currently_proximate:
+                print "%s palm rejection" % ("Activating" if pen_status else "Deactivating")
+                currently_proximate = pen_status
+                os.system("xinput %s '%s'" % (xinput_statemap[pen_status], devicename))
 
-        # Palm rejection (sort-of):
-        pen_devices = [p for p in touch_devices if PEN_RE.search(p)]
-        pen_status = bool([p for p in pen_devices if is_in(p)])
-        if pen_status != currently_proximate:
-            print "%s palm rejection" % ("Activating" if pen_status else "Deactivating")
-            currently_proximate = pen_status
-            os.system("xinput %s '%s'" % (xinput_statemap[pen_status], devicename))
+if __name__ == '__main__':
+    manage_orientation_and_palm_rejection(sys.argv[1:])