diff --git a/tools/ratbagctl.in b/tools/ratbagctl.in
index 255eca1a..b73a4c2e 100755
--- a/tools/ratbagctl.in
+++ b/tools/ratbagctl.in
@@ -163,6 +163,7 @@ def print_led(d, p, l, level):
                                                                                                                                 l.effect_rate,
                                                                                                                                 l.brightness))
 
+
 def print_led_caps(d, p, l, level):
     leds = {
         RatbagdLed.MODE_BREATHING: "breathing",
@@ -170,7 +171,7 @@ def print_led_caps(d, p, l, level):
         RatbagdLed.MODE_OFF: "off",
         RatbagdLed.MODE_ON: "on",
     }
-    supported = sorted([ v for k, v in leds.items() if k in l.modes ])
+    supported = sorted([v for k, v in leds.items() if k in l.modes])
     print(" " * level + "Modes: {}".format(", ".join(supported)))
 
 
@@ -311,10 +312,12 @@ def func_led_get(r, args):
     l, p, d = find_led(r, args)
     print_led(d, p, l, 0)
 
+
 def func_led_caps(r, args):
     l, p, d = find_led(r, args)
     print_led_caps(d, p, l, 0)
 
+
 def func_led_set(r, args):
     l, p, d = find_led(r, args)
     try:
diff --git a/tools/ratbagctl.test.in b/tools/ratbagctl.test.in
index f3634ddd..8f9dca6c 100755
--- a/tools/ratbagctl.test.in
+++ b/tools/ratbagctl.test.in
@@ -278,7 +278,7 @@ class TestRatbagCtlDPI(TestRatbagCtl):
     def test_dpi_get(self):
         command = "DPI get"
         r = self.launch_good_test(command + " test_device")
-        self.assertEqual(int(r[:-3]), 200) # drop 'dpi' suffix
+        self.assertEqual(int(r[:-3]), 200)  # drop 'dpi' suffix
         self.setProfile(1)
         r = self.launch_good_test(command + " test_device")
         self.assertEqual(r, "1300x1400dpi")
@@ -299,11 +299,11 @@ class TestRatbagCtlDPI(TestRatbagCtl):
         command = "DPI set"
         self.setProfile(0)
         r = self.launch_good_test("DPI get test_device")
-        res = int(r[:-3]) + 50 # drop 'dpi' suffix
+        res = int(r[:-3]) + 50  # drop 'dpi' suffix
         r = self.launch_good_test(command + " {} test_device".format(res))
         self.assertEqual(r, '')
         r = self.launch_good_test("DPI get test_device")
-        self.assertEqual(int(r[:-3]), res) # drop 'dpi' suffix
+        self.assertEqual(int(r[:-3]), res)  # drop 'dpi' suffix
         self.launch_fail_test(command)
         self.launch_fail_test(command + " X test_device")
         self.launch_fail_test(command + " 100 test_device X")
@@ -334,7 +334,7 @@ class TestRatbagCtlDPI(TestRatbagCtl):
         r = self.launch_good_test("Profile 1 Resolution 1 DPI get test_device")
         self.assertEqual(r, "1200x1300dpi")
         r = self.launch_good_test("Resolution 2 DPI get test_device")
-        self.assertEqual(int(r[:-3]), 300) # drop 'dpi' suffix
+        self.assertEqual(int(r[:-3]), 300)  # drop 'dpi' suffix
         self.launch_fail_test("Profile 1 Profile 1 DPI get test_device")
         self.launch_fail_test("Profile 1 Resolution 1 Resolution 2 DPI get test_device")
 
@@ -573,6 +573,7 @@ class TestRatbagCtlLED(TestRatbagCtl):
         r = self.launch_good_test("led 1 capabilities test_device")
         self.assertEqual(r, "Modes: breathing, cycle, off, on")
 
+
 def setUpModule():
     global ratbagd_process, ratbagd, parser