diff --git a/examples/display_shapes_sparkline_ticks.py b/examples/display_shapes_sparkline_ticks.py
index 428bea5..9fef979 100755
--- a/examples/display_shapes_sparkline_ticks.py
+++ b/examples/display_shapes_sparkline_ticks.py
@@ -26,16 +26,15 @@
 # 	add new values to sparkline `add_value`
 # 	update the sparklines `update`
 
+import random
+import time
 import board
 import displayio
 import terminalio
-import random
-import time
 from adafruit_display_shapes.sparkline import Sparkline
-from adafruit_ili9341 import ILI9341
-from adafruit_display_text import label
 from adafruit_display_shapes.line import Line
 from adafruit_display_shapes.rect import Rect
+from adafruit_display_text import label
 
 if "DISPLAY" not in dir(board):
     # Setup the LCD display with driver
@@ -54,7 +53,6 @@
 
     while not spi.try_lock():
         spi.configure(baudrate=32000000)
-        pass
     spi.unlock()
 
     display_bus = displayio.FourWire(
diff --git a/examples/display_shapes_sparkline_triple.py b/examples/display_shapes_sparkline_triple.py
index 4ba4291..e8b4c56 100755
--- a/examples/display_shapes_sparkline_triple.py
+++ b/examples/display_shapes_sparkline_triple.py
@@ -32,11 +32,8 @@
 import displayio
 import terminalio
 from adafruit_display_shapes.sparkline import Sparkline
-from adafruit_ili9341 import ILI9341
 from adafruit_display_text import label
 
-import gc
-
 if "DISPLAY" not in dir(board):
     # Setup the LCD display with driver
     # You may need to change this to match the display driver for the chipset
@@ -54,7 +51,6 @@
 
     while not spi.try_lock():
         spi.configure(baudrate=32000000)
-        pass
     spi.unlock()
 
     display_bus = displayio.FourWire(
@@ -264,6 +260,3 @@
     # The display seems to be less jittery if a small sleep time is provided
     # You can adjust this to see if it has any effect
     time.sleep(0.01)
-
-    # Uncomment the next line to print the amount of available memory
-    # print('memory free: {}'.format(gc.mem_free()))