Efficient comprehension list

cadbiom/models/clause_constraints/mcl/MCLAnalyser.py

@@ -323,10 +323,10 @@ class MCLAnalyser(object):
 
         @precondition: fsolution is a frontier solution for the query
         """
-        final_dsol = []
-        for var in fsolution.frontier_values:
-            if var < 0:
-                final_dsol.append([var]) # collect inactivated places
+
+        # collect inactivated places
+        final_dsol = \
+            [[var] for var in fsolution.frontier_values if var < 0]
         if query.dim_start:
             query.set_dim_start(final_dsol + query.dim_start)
         else: