view to download the ACO details in Excel added. Details not inserted yet

dream/plugins/Batches/BatchesStochasticACO.py

@@ -12,6 +12,10 @@ from dream.simulation.Operator import Operator
 from dream.simulation.Globals import getClassFromName
 from dream.plugins.Batches.BatchesACO import BatchesACO
 
+import xlwt
+import StringIO
+
+
 class BatchesStochasticACO(BatchesACO):
 
 #   def run(self, data):
@@ -67,7 +71,11 @@ class BatchesStochasticACO(BatchesACO):
   def run(self, data):
     """Preprocess the data.
     """
-    print 'I am IN'
+    outputFile = xlwt.Workbook()
+    outputSheet = outputFile.add_sheet('ACO Results', cell_overwrite_ok=True)
+    rowIndex=0
+    columnIndex=0
+    outputSheet.write(rowIndex,columnIndex,'Test')
 
     distributor_url = data['general'].get('distributorURL')
     distributor = None
@@ -231,5 +239,15 @@ class BatchesStochasticACO(BatchesACO):
       result['key'] = ant['key']
       result_list.append(result)
 
+    # return the workbook as encoded
+    outputStringIO = StringIO.StringIO()
+    outputFile.save(outputStringIO)
+    encodedOutputFile=outputStringIO.getvalue().encode('base64') 
+    data['result']['result_list'][-1]['output_ACO_spreadsheet'] = {
+          'name': 'ACO details.xls',
+          'mime_type': 'application/vnd.ms-excel',
+          'data': encodedOutputFile
+        }
+
     self.logger.info("ACO finished, execution time %0.2fs" % (time.time() - start))
     return data
\ No newline at end of file

dream/simulation/Examples/GUI_models/BatchesStochasticACO.json

@@ -400,6 +400,16 @@
         "priority": 6, 
         "title": "Station Utilization", 
         "type": "object_view"
+      },
+      "view_output_ACO_spreadsheet": {
+        "configuration": {
+          "handsontable_options": {}, 
+          "output_id": "output_ACO_spreadsheet"
+        }, 
+        "gadget": "Output_viewDownloadFile", 
+        "priority": 20, 
+        "title": "ACO Details", 
+        "type": "object_view"
       }
     }, 
     "post_processing": {