..

lib/ovenDisplay.py

@@ -1,16 +1,17 @@
 import threading,logging,json,time,datetime
 from oven import Oven
 from displayhatmini import DisplayHATMini
+from PIL import Image, ImageDraw, ImageFont
+
 log = logging.getLogger(__name__)
 
-try:
-    from PIL import Image, ImageDraw, ImageFont
-except ImportError:
-    print("""This requires PIL/Pillow, try:
-
-sudo apt install python3-pil
-
-""")
+# display HAT setup
+width = DisplayHATMini.WIDTH
+height = DisplayHATMini.HEIGHT
+buffer = Image.new("RGB", (width, height))
+displayhatmini = DisplayHATMini(buffer)
+displayhatmini.set_led(0.05, 0.05, 0.05)
+draw = ImageDraw.Draw(buffer)
 
 class OvenDisplay(threading.Thread):
     def __init__(self,oven,ovenWatcher):
@@ -21,13 +22,6 @@ class OvenDisplay(threading.Thread):
         self.observers = []
         threading.Thread.__init__(self)
         self.daemon = True
-        # display HAT setup
-        self.width = DisplayHATMini.WIDTH
-        self.height = DisplayHATMini.HEIGHT
-        self.buffer = Image.new("RGB", (self.width, self.height))
-        self.draw = ImageDraw.Draw(self.buffer)
-        self.displayhatmini = DisplayHATMini(self.buffer)
-        self.displayhatmini.set_led(0.05, 0.05, 0.05)
         # oven setup
         self.oven = oven
         self.ovenWatcher = ovenWatcher
@@ -45,14 +39,13 @@ class OvenDisplay(threading.Thread):
     def update_display(self, oven_state):
         log.info(oven_state)
         self.text(oven_state, (25, 25), 15, (255, 255, 255))
-        self.displayhatmini.display()
-
+        displayhatmini.display()
 
     def send(self,oven_state):
         self.update_display(oven_state)
 
     def text(self, text, position, size, color):
         fnt = ImageFont.load_default()
-        self.draw.text(position, text, font=fnt, fill=color)
+        draw.text(position, text, font=fnt, fill=color)