Tell: check gripper state (only want to check for failure but needs more testing first)

daq/src/mxlibs3/tell_client.py

@@ -331,12 +331,14 @@ class TellClient:
         wait_timeout = timeout + self.estimate_mounting_time(segment)
         logger.info("waiting for mount to complete")
         if wait and segment in "ABCDEF":
-            event, value = self.pshell.wait_events({"state": None, "motion_task": "dry"}, timeout=wait_timeout)
+            event, value = self.pshell.wait_events({"state": None, "motion_task": "dry", "gripper_detection" : None}, timeout=wait_timeout)
             if event is None or event == "state":
                 logger.info(f"event: {event} occurred with value: {value}, checking command completed okay")
                 self.check_command_ok(
                     timeout=wait_timeout, msg=f"Mount failed for {segment}{puck}-{sample}: "
                 )
+            elif event == "gripper_detection":
+                logger.info(f"gripper detection: {event} occurred with value: {value}")
             elif event == "motion_task" and value == "dry":
                 logger.info(f"event: {event} occurred with value: {value}")
                 logger.info(" Drying occurring, releasing interface to user")