added modules for systray icon

Signed-off-by: Ebbe Baß <ebbe@ping-mee.de>

pc-client/main.py

@@ -1,14 +1,13 @@
 import time
 import os
 current_path = os.path.dirname(os.path.realpath(__file__))
+import threading
 try:
+    import pystray
+    from PIL import Image, ImageDraw
     import serial
 except ImportError:
-    try:
+    print("Please execute 'pip install -r requirements.txt'")
-        os.system("pip install pyserial")
-        import serial
-    except ImportError:
-        print("Please execute'pip install -r requirements.txt'")
     exit()
 
 host = serial.Serial('COM3', 9600)
@@ -19,5 +18,7 @@ while True:
         output = output.decode("ASCII")
         output = output.strip()
         print(output)
+
+        
     except KeyboardInterrupt:
         break

requirements.txt

@@ -1 +1,3 @@
+Pillow==9.2.0
 pyserial==3.5
+pystray==0.19.4