diff --git a/CircuitPython_Sip_and_Puff/.gitignore b/CircuitPython_Sip_and_Puff/.gitignore
deleted file mode 100644
index 60bf81951..000000000
--- a/CircuitPython_Sip_and_Puff/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-.pylintrc
-__pycache__/*
diff --git a/CircuitPython_Sip_and_Puff/code.py b/CircuitPython_Sip_and_Puff/code.py
index df1ffec89..c8a8ce93d 100644
--- a/CircuitPython_Sip_and_Puff/code.py
+++ b/CircuitPython_Sip_and_Puff/code.py
@@ -2,6 +2,7 @@
 
 detector = puff_detector.PuffDetector()
 
+
 @detector.on_sip
 def on_sip(strength, duration):
     if strength == puff_detector.STRONG:
diff --git a/CircuitPython_Sip_and_Puff/puff_detector.py b/CircuitPython_Sip_and_Puff/puff_detector.py
index 5ab89463c..05ec98748 100644
--- a/CircuitPython_Sip_and_Puff/puff_detector.py
+++ b/CircuitPython_Sip_and_Puff/puff_detector.py
@@ -39,13 +39,14 @@
 input_type_string = " "
 # pylint:disable=too-many-locals,exec-used,eval-used
 
+
 class PuffDetector:
     def __init__(
-            self,
-            min_pressure=MIN_PRESSURE,
-            high_pressure=HIGH_PRESSURE,
-            config_filename="settings.json",
-            display_timeout=1,
+        self,
+        min_pressure=MIN_PRESSURE,
+        high_pressure=HIGH_PRESSURE,
+        config_filename="settings.json",
+        display_timeout=1,
     ):
         # misc detection state
         self.current_pressure = 0
@@ -104,7 +105,6 @@ def _init_stuff(self):
         self.pressure_sensor.filter_enabled = True
         self.pressure_sensor.filter_config = True
 
-
     def _load_config(self):
         if not self._config_filename in os.listdir("/"):
             return
@@ -245,6 +245,7 @@ def _update_display_strings(self):
 
             if self.start_polarity == 1:
                 self.state_str = "PUFF STARTED..."
+
     def _update_display(self):
         self._update_display_strings()
         banner = label.Label(FONT, text=BANNER_STRING, color=COLOR)
@@ -276,7 +277,7 @@ def _update_display(self):
         high_pressure_label.x = 0
         high_pressure_label.y = BOTTOM_ROW
 
-        splash = Group(max_size=10)
+        splash = Group()
         splash.append(banner)
         splash.append(state)
         splash.append(detector_result)
diff --git a/CircuitPython_Sip_and_Puff/serial_logger.py b/CircuitPython_Sip_and_Puff/serial_logger.py
index b5ca86ebd..69ba477cb 100644
--- a/CircuitPython_Sip_and_Puff/serial_logger.py
+++ b/CircuitPython_Sip_and_Puff/serial_logger.py
@@ -2,6 +2,7 @@
 
 detector = puff_detector.PuffDetector()
 
+
 @detector.on_sip
 def on_sip(strength, duration):
     if strength == puff_detector.STRONG:
@@ -11,6 +12,7 @@ def on_sip(strength, duration):
     log_str = "DETECTED::SIP:%s::DURATION:%0.3f" % (strength_str, duration)
     print(log_str)
 
+
 @detector.on_puff
 def on_puff(strength, duration):
     if strength == puff_detector.STRONG:
@@ -20,4 +22,5 @@ def on_puff(strength, duration):
     log_str = "DETECTED::PUFF:%s::DURATION:%0.3f" % (strength_str, duration)
     print(log_str)
 
+
 detector.run()
diff --git a/CircuitPython_Sip_and_Puff/simple_hid.py b/CircuitPython_Sip_and_Puff/simple_hid.py
index 29b30f189..f13562035 100644
--- a/CircuitPython_Sip_and_Puff/simple_hid.py
+++ b/CircuitPython_Sip_and_Puff/simple_hid.py
@@ -7,20 +7,23 @@
 
 detector = puff_detector.PuffDetector()
 
+
 @detector.on_sip
-def on_sip(strength, duration):#pylint:disable=unused-argument
+def on_sip(strength, duration):  # pylint:disable=unused-argument
     if strength == puff_detector.STRONG:
         kbd.send(Keycode.LEFT_ARROW)
         kbd.send(Keycode.LEFT_ARROW)
     if strength == puff_detector.SOFT:
         kbd.send(Keycode.LEFT_ARROW)
 
+
 @detector.on_puff
-def on_puff(strength, duration):#pylint:disable=unused-argument
+def on_puff(strength, duration):  # pylint:disable=unused-argument
     if strength == puff_detector.STRONG:
         kbd.send(Keycode.RIGHT_ARROW)
         kbd.send(Keycode.RIGHT_ARROW)
     if strength == puff_detector.SOFT:
         kbd.send(Keycode.RIGHT_ARROW)
 
+
 detector.run()