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Allow user to attach arbitrary data to violations

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This commit is contained in:
Alinson S. Xavier
2022-01-25 11:39:03 -06:00
parent ba8f5bb2f4
commit 2a76dd42ec
12 changed files with 168 additions and 127 deletions
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2
miplearn/solvers/gurobi.py
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@@ -710,7 +710,7 @@ class GurobiTestInstanceKnapsack(PyomoTestInstanceKnapsack):
self,
solver: InternalSolver,
model: Any,
violation: str,
violation_data: Any,
) -> None:
x0 = model.getVarByName("x[0]")
model.cbLazy(x0 <= 0)

2
miplearn/solvers/tests/__init__.py
View File

@@ -247,7 +247,7 @@ def run_lazy_cb_tests(solver: InternalSolver) -> None:
assert relsol is not None
assert relsol[b"x[0]"] is not None
if relsol[b"x[0]"] > 0:
instance.enforce_lazy_constraint(cb_solver, cb_model, b"cut")
instance.enforce_lazy_constraint(cb_solver, cb_model, None)
solver.set_instance(instance, model)
solver.solve(lazy_cb=lazy_cb)