Update app.py

app.py

@@ -40,7 +40,7 @@ for f in os.listdir("data"):
         continue
 
     # Get the face encodings for the known images
-    known_image = face_recognition.load_image_file(os.path.join(path,f))
+    known_image = face_recognition.load_image_file(os.path.join("data",f))
     face_encoding = face_recognition.face_encodings(known_image)[0]
     known_encodings.append(face_encoding)
     # known_persons.append(os.path.splitext(os.path.basename(f))[0])