belinted

Author: ladyada

examples/bonnet_buttons.py

@@ -19,13 +19,12 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 
+from PIL import Image, ImageDraw
 
-import time
 import board
 import busio
 from digitalio import DigitalInOut, Direction, Pull
 import adafruit_ssd1306
-from PIL import Image, ImageDraw, ImageFont
 
 # Create the I2C interface.
 i2c = busio.I2C(board.SCL, board.SDA)
@@ -36,18 +35,31 @@
 
 # Input pins:
 button_A = DigitalInOut(board.D5)
+button_A.direction = Direction.INPUT
 button_A.pull = Pull.UP
+
 button_B = DigitalInOut(board.D6)
+button_B.direction = Direction.INPUT
 button_B.pull = Pull.UP
+
 button_L = DigitalInOut(board.D27)
+button_L.direction = Direction.INPUT
 button_L.pull = Pull.UP
+
 button_R = DigitalInOut(board.D23)
+button_R.direction = Direction.INPUT
 button_R.pull = Pull.UP
+
 button_U = DigitalInOut(board.D17)
+button_U.direction = Direction.INPUT
 button_U.pull = Pull.UP
+
 button_D = DigitalInOut(board.D22)
+button_D.direction = Direction.INPUT
 button_D.pull = Pull.UP
+
 button_C = DigitalInOut(board.D4)
+button_C.direction = Direction.INPUT
 button_C.pull = Pull.UP
 
 
@@ -65,7 +77,7 @@
 draw = ImageDraw.Draw(image)
 
 # Draw a black filled box to clear the image.
-draw.rectangle((0,0,width,height), outline=0, fill=0)
+draw.rectangle((0, 0, width, height), outline=0, fill=0)
 
 
 while True:
@@ -90,19 +102,19 @@
         draw.polygon([(30, 60), (40, 42), (20, 42)], outline=255, fill=1) #down filled
 
     if button_C.value: # button is released
-        draw.rectangle((20, 22,40,40), outline=255, fill=0) #center 
+        draw.rectangle((20, 22, 40, 40), outline=255, fill=0) #center
     else: # button is pressed:
-        draw.rectangle((20, 22,40,40), outline=255, fill=1) #center filled
+        draw.rectangle((20, 22, 40, 40), outline=255, fill=1) #center filled
 
     if button_A.value: # button is released
-        draw.ellipse((70,40,90,60), outline=255, fill=0) #A button
+        draw.ellipse((70, 40, 90, 60), outline=255, fill=0) #A button
     else: # button is pressed:
-        draw.ellipse((70,40,90,60), outline=255, fill=1) #A button filled
+        draw.ellipse((70, 40, 90, 60), outline=255, fill=1) #A button filled
 
     if button_B.value: # button is released
-        draw.ellipse((100,20,120,40), outline=255, fill=0) #B button
+        draw.ellipse((100, 20, 120, 40), outline=255, fill=0) #B button
     else: # button is pressed:
-        draw.ellipse((100,20,120,40), outline=255, fill=1) #B button filled
+        draw.ellipse((100, 20, 120, 40), outline=255, fill=1) #B button filled
 
     if not button_A.value and not button_B.value and not button_C.value:
         catImage = Image.open('happycat_oled_64.ppm').convert('1')

examples/pillow_animate.py

@@ -18,21 +18,21 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
+
 import math
 import time
+from PIL import Image, ImageDraw, ImageFont
 
 from board import SCL, SDA
 import busio
 import adafruit_ssd1306
 
-from PIL import Image, ImageDraw, ImageFont
-
 # Create the I2C interface.
 i2c = busio.I2C(SCL, SDA)
 
 # Create the SSD1306 OLED class.
-# The first two parameters are the pixel width and pixel height.  Change these
-# to the right size for your display!
+# The first two parameters are the pixel width and pixel height.
+# Change these to the right size for your display!
 disp = adafruit_ssd1306.SSD1306_I2C(128, 32, i2c)
 
 # Note you can change the I2C address, or add a reset pin:
@@ -53,15 +53,17 @@
 # Load default font.
 font = ImageFont.load_default()
 
-# Alternatively load a TTF font.  Make sure the .ttf font file is in the same directory as this python script!
+# Alternatively load a TTF font.  Make sure the .ttf font file is in the
+# same directory as this python script!
 # Some nice fonts to try: http://www.dafont.com/bitmap.php
 # font = ImageFont.truetype('Minecraftia.ttf', 8)
 
 # Create drawing object.
 draw = ImageDraw.Draw(image)
 
 # Define text and get total width.
-text = 'SSD1306 ORGANIC LED DISPLAY. THIS IS AN OLD SCHOOL DEMO SCROLLER!! GREETZ TO: LADYADA & THE ADAFRUIT CREW, TRIXTER, FUTURE CREW, AND FARBRAUSCH'
+text = 'SSD1306 ORGANIC LED DISPLAY. THIS IS AN OLD SCHOOL DEMO SCROLLER!!'+\
+       'GREETZ TO: LADYADA & THE ADAFRUIT CREW, TRIXTER, FUTURE CREW, AND FARBRAUSCH'
 maxwidth, unused = draw.textsize(text, font=font)
 
 # Set animation and sine wave parameters.
@@ -75,7 +77,7 @@
 pos = startpos
 while True:
     # Clear image buffer by drawing a black filled box.
-    draw.rectangle((0,0,width,height), outline=0, fill=0)
+    draw.rectangle((0, 0, width, height), outline=0, fill=0)
     # Enumerate characters and draw them offset vertically based on a sine wave.
     x = pos
     for i, c in enumerate(text):

examples/pillow_images.py

@@ -18,18 +18,13 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
-import time
 
-import time
+from PIL import Image
 
 from board import SCL, SDA
 import busio
 import adafruit_ssd1306
 
-from PIL import Image, ImageDraw, ImageFont
-
-import subprocess
-
 # Create the I2C interface.
 i2c = busio.I2C(SCL, SDA)
 

examples/pillow_shapes.py

@@ -18,15 +18,13 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
-import time
+
+from PIL import Image, ImageDraw, ImageFont
 
 from board import SCL, SDA
 import busio
 import adafruit_ssd1306
 
-from PIL import Image, ImageDraw, ImageFont
-
-
 # Create the I2C interface.
 i2c = busio.I2C(SCL, SDA)
 
@@ -52,7 +50,7 @@
 draw = ImageDraw.Draw(image)
 
 # Draw a black filled box to clear the image.
-draw.rectangle((0,0,width,height), outline=0, fill=0)
+draw.rectangle((0, 0, width, height), outline=0, fill=0)
 
 # Draw some shapes.
 # First define some constants to allow easy resizing of shapes.
@@ -63,7 +61,7 @@
 # Move left to right keeping track of the current x position for drawing shapes.
 x = padding
 # Draw an ellipse.
-draw.ellipse((x, top , x+shape_width, bottom), outline=255, fill=0)
+draw.ellipse((x, top, x+shape_width, bottom), outline=255, fill=0)
 x += shape_width+padding
 # Draw a rectangle.
 draw.rectangle((x, top, x+shape_width, bottom), outline=255, fill=0)
@@ -79,12 +77,13 @@
 # Load default font.
 font = ImageFont.load_default()
 
-# Alternatively load a TTF font.  Make sure the .ttf font file is in the same directory as the python script!
+# Alternatively load a TTF font.  Make sure the .ttf font file is in the
+# same directory as the python script!
 # Some other nice fonts to try: http://www.dafont.com/bitmap.php
 #font = ImageFont.truetype('Minecraftia.ttf', 8)
 
 # Write two lines of text.
-draw.text((x, top),    'Hello',  font=font, fill=255)
+draw.text((x, top), 'Hello', font=font, fill=255)
 draw.text((x, top+20), 'World!', font=font, fill=255)
 
 # Display image.

examples/stats.py

@@ -25,14 +25,14 @@
 # not support PIL/pillow (python imaging library)!
 
 import time
+import subprocess
+from PIL import Image, ImageDraw, ImageFont
 
 from board import SCL, SDA
 import busio
 import adafruit_ssd1306
 
-from PIL import Image, ImageDraw, ImageFont
 
-import subprocess
 
 # Create the I2C interface.
 i2c = busio.I2C(SCL, SDA)
@@ -56,7 +56,7 @@
 draw = ImageDraw.Draw(image)
 
 # Draw a black filled box to clear the image.
-draw.rectangle((0,0,width,height), outline=0, fill=0)
+draw.rectangle((0, 0, width, height), outline=0, fill=0)
 
 # Draw some shapes.
 # First define some constants to allow easy resizing of shapes.
@@ -70,31 +70,33 @@
 # Load default font.
 font = ImageFont.load_default()
 
-# Alternatively load a TTF font.  Make sure the .ttf font file is in the same directory as the python script!
+# Alternatively load a TTF font.  Make sure the .ttf font file is in the
+# same directory as the python script!
 # Some other nice fonts to try: http://www.dafont.com/bitmap.php
 #font = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 9)
 
 while True:
 
     # Draw a black filled box to clear the image.
-    draw.rectangle((0,0,width,height), outline=0, fill=0)
+    draw.rectangle((0, 0, width, height), outline=0, fill=0)
 
-    # Shell scripts for system monitoring from here : https://unix.stackexchange.com/questions/119126/command-to-display-memory-usage-disk-usage-and-cpu-load
+    # Shell scripts for system monitoring from here:
+    # https://unix.stackexchange.com/questions/119126/command-to-display-memory-usage-disk-usage-and-cpu-load
     cmd = "hostname -I | cut -d\' \' -f1"
-    IP = subprocess.check_output(cmd, shell = True ).decode("utf-8")
+    IP = subprocess.check_output(cmd, shell=True).decode("utf-8")
     cmd = "top -bn1 | grep load | awk '{printf \"CPU Load: %.2f\", $(NF-2)}'"
-    CPU = subprocess.check_output(cmd, shell = True ).decode("utf-8")
+    CPU = subprocess.check_output(cmd, shell=True).decode("utf-8")
     cmd = "free -m | awk 'NR==2{printf \"Mem: %s/%s MB  %.2f%%\", $3,$2,$3*100/$2 }'"
-    MemUsage = subprocess.check_output(cmd, shell = True ).decode("utf-8")
+    MemUsage = subprocess.check_output(cmd, shell=True).decode("utf-8")
     cmd = "df -h | awk '$NF==\"/\"{printf \"Disk: %d/%d GB  %s\", $3,$2,$5}'"
-    Disk = subprocess.check_output(cmd, shell = True ).decode("utf-8")
+    Disk = subprocess.check_output(cmd, shell=True).decode("utf-8")
 
     # Write four lines of text.
 
-    draw.text((x, top+0),       "IP: " + str(IP),  font=font, fill=255)
-    draw.text((x, top+8),     str(CPU), font=font, fill=255)
-    draw.text((x, top+16),    str(MemUsage),  font=font, fill=255)
-    draw.text((x, top+25),    str(Disk),  font=font, fill=255)
+    draw.text((x, top+0), "IP: "+IP, font=font, fill=255)
+    draw.text((x, top+8), CPU, font=font, fill=255)
+    draw.text((x, top+16), MemUsage, font=font, fill=255)
+    draw.text((x, top+25), Disk, font=font, fill=255)
 
     # Display image.
     disp.image(image)