Initial battery info from init to run

tello_code_hunt_pygame_manual_control.py

@@ -156,12 +156,6 @@ class FrontEnd():
         self.command_thread = self.CommandThread(self.command_queue,self.tello,self.update,self.battery_queue)
         self.command_thread.start()
 
-        battery_info = self.tello.get_battery()
-        try:
-            text = "Battery: {}%".format(battery_info.rstrip())
-        except Exception:
-            text = "Battery: {}%".format(battery_info)
-        self.battery_queue.put(text)
 
 
     def on_barcode_result(self,data):
@@ -323,6 +317,16 @@ class FrontEnd():
 
         self.tello.send_control_command("mon")
 
+        try:
+            battery_info = self.tello.get_battery()
+            try:
+                text = "Battery: {}%".format(battery_info.rstrip())
+            except Exception:
+                text = "Battery: {}%".format(battery_info)
+            self.battery_queue.put(text)
+        except Exception:
+            pass
+
         frame_read = self.tello.get_frame_read()
 
         should_stop = False