Set PStart on branch switching variables (#163)

* Setting PStart on branch switching variables * Use a more pythonic pattern --------- Co-authored-by: Simon Bowly <[email protected]>
Gurobi · Nov 27, 2024 · de22ba8 · de22ba8
1 parent 1dfc259
commit de22ba8
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/gurobi_optimods/opf/grbformulator.py b/src/gurobi_optimods/opf/grbformulator.py
@@ -108,6 +108,9 @@ def lpformulator_optimize(alldata, model, opftype):
         for j in range(1, 1 + numbuses):
             bus = buses[j]
             evar[bus].PStart = 1.0
+        if alldata["branchswitching_mip"]:
+            for zvar in alldata["MIP"]["zvar"].values():
+                zvar.PStart = 1.0
         model.update()
     model.optimize()