Change return type to data instead of image

tue-robotics · Mar 5, 2024 · f6814d6 · f6814d6
1 parent 26a8566
commit f6814d6
Showing 1 changed file with 6 additions and 5 deletions.
diff --git a/hmi/scripts/qr_code_decoder b/hmi/scripts/qr_code_decoder
@@ -59,18 +59,19 @@ class QRCodeDecode(AbstractHMIServer):
     def _determine_answer(
             self, description: str, grammar: str, target: str, is_preempt_requested: Callable
     ) -> HMIResult:
-
+        result = ""
         rospy.loginfo("Received image!")
 
         self.decode_qr_code()
 
         rospy.loginfo("QR code data: %s", self._qr_code_data)
-        semantics = parse_sentence(self._qr_code_data, grammar, target)
 
-        rospy.loginfo("Parsed semantics: %s", semantics)
+        if self._qr_code_data:
+            semantics = parse_sentence(self._qr_code_data, grammar, target)
+
+            rospy.loginfo("Parsed semantics: %s", semantics)
 
-        result = HMIResult(self._qr_code_data, semantics)
-        self._string = None
+            result = HMIResult(self._qr_code_data, semantics)
 
         return result