[FIX] hw_scale: don't crash if the serial connection gets broken

bzr revid: fva@openerp.com-20140428095246-w6pyo8y7rrhsvsjl
pvergain · Apr 28, 2014 · a57f443 · a57f443
1 parent c0d6279
commit a57f443
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/addons/hw_scale/controllers/main.py b/addons/hw_scale/controllers/main.py
@@ -128,7 +128,11 @@ def read_weight(self):
                         answer = answer[1:-1]
                         if 'N' in answer:
                             answer = answer[0:-1]
-                        self.weight = float(''.join(answer))
+                        try:
+                            self.weight = float(''.join(answer))
+                        except ValueError as v:
+                            self.set_status('error','No data Received, please power-cycle the scale');
+                            self.device = None
 
                 except Exception as e:
                     self.set_status('error',str(e))