machine to be able to have technology attr. This is good for grouping machines

dream/simulation/BatchScrapMachine.py

@@ -49,6 +49,7 @@ class BatchScrapMachine(Machine):
                  operatorPool='None',operationType='None',\
                  setupTime=None, loadTime=None,
                  canDeliverOnInterruption=False, 
+                 technology=None,
                  **kw):
         if not processingTime:
           processingTime = {'distributionType': 'Fixed',
@@ -61,6 +62,7 @@ class BatchScrapMachine(Machine):
                                     canDeliverOnInterruption=canDeliverOnInterruption,
                                     operatorPool=operatorPool,operationType=operationType,\
                                     setupTime=setupTime, loadTime=loadTime,     
+                                    technology=technology              
                                     )
 
         # set the attributes of the scrap quantity distribution

dream/simulation/Machine.py

@@ -54,7 +54,7 @@ class Machine(CoreObject):
                   operatorPool='None',operationType='None',\
                   setupTime=None, loadTime=None,
                   preemption={},
-                  canDeliverOnInterruption=False, **kw):
+                  canDeliverOnInterruption=False, technology=None,**kw):
         self.type="Machine"                         #String that shows the type of object
         CoreObject.__init__(self, id, name)
         from Globals import G
@@ -120,6 +120,8 @@ class Machine(CoreObject):
             self.multOperationTypeList = OTlist
         else:
             self.multOperationTypeList.append(self.operationType)
+        # technology is used to group machines that perform the same operation when needed
+        self.technology=technology
 
         # flags used for preemption purposes
         self.isPreemptive=False