hey

lock.py

 import os
 import time
 import glob
-import cv2
-import numpy as np
 
 class I3Locker:
     def run(self):
+        print("starting mlock")
         self.proc = subprocess.Popen([ "mlock" ])
         code = self.proc.wait()
         if code == 0 or self.killed:
 
         # Import here because it's sloow
         import face_recognition
+        import cv2
+        import numpy as np
 
         # Read all face files
         faceencs = []
             if s == "Discharging" or s == "Unknown":
                 bat = True
         if bat:
-            print("Waiting for enter before starting face recognition")
             self.waitForKey(keyboard, key)
 
+        if self.killed:
+            return 0
+
         # Match faces, blocks until a match is found or we're killed
         self.runFaces(faceencs, paths, np, face_recognition, cv2)
 
                     self.matching = True
 
     def waitForKey(self, keyboard, key):
+        if self.killed:
+            return
+
+        print("Waiting for enter before starting face recognition")
         self.waitingProc = subprocess.Popen(
             f"xinput test '{keyboard}' | grep --line-buffered 'key press   {key}' | exit",
             shell=True)
 
         # Blink IR blasters
+        import cv2
         cap = cv2.VideoCapture(self.dev)
         cap.release()