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ConvertTightIneqs: Convert only inequalities, not equalities

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This commit is contained in:
Alinson S. Xavier
2021-01-07 11:54:00 -06:00
parent 1e3d4482f4
commit 4057a65506
6 changed files with 10 additions and 9 deletions
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5
miplearn/solvers/gurobi.py
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@@ -271,8 +271,9 @@ class GurobiSolver(InternalSolver):
else:
raise Exception("Unknown sense: %s" % sense)
def get_constraint_slacks(self):
return {c.ConstrName: c.Slack for c in self.model.getConstrs()}
def get_inequality_slacks(self):
ineqs = [c for c in self.model.getConstrs() if c.sense != "="]
return {c.ConstrName: c.Slack for c in ineqs}
def set_constraint_sense(self, cid, sense):
c = self.model.getConstrByName(cid)