Deliver notification info

Created by: stefanoborini

Notification system to communicate to the UI and other entities interested in notification.

force_bdss/core_plugins/dummy/dummy_dakota/dakota_optimizer.py

@@ -4,6 +4,8 @@ import itertools
 import collections
 
 from force_bdss.api import BaseMCO
+from force_bdss.mco.events import MCOStartEvent, MCOFinishEvent, \
+    MCOProgressEvent
 
 
 def rotated_range(start, stop, starting_value):
@@ -16,7 +18,8 @@ def rotated_range(start, stop, starting_value):
 
 class DummyDakotaOptimizer(BaseMCO):
     def run(self, model):
-        self.started = True
+        self.notify_event(MCOStartEvent())
+
         parameters = model.parameters
 
         values = []
@@ -41,8 +44,10 @@ class DummyDakotaOptimizer(BaseMCO):
 
             out = ps.communicate(
                 " ".join([str(v) for v in value]).encode("utf-8"))
-            print("{}: {}".format(" ".join([str(v) for v in value]),
-                                  out[0].decode("utf-8")))
-            self.progress = True
+            out_data = out[0].decode("utf-8").split()
+            self.notify_event(MCOProgressEvent(
+                input=tuple(value),
+                output=tuple(out_data),
+            ))
 
-        self.finished = True
+        self.notify_event(MCOFinishEvent())