Make all before/solve callbacks receive same parameters

tests/components/steps/test_drop_redundant.py

@@ -80,7 +80,14 @@ def test_drop_redundant():
     component.classifiers = classifiers
 
     # LearningSolver calls before_solve
-    component.before_solve_mip(solver, instance, None)
+    component.before_solve_mip(
+        solver=solver,
+        instance=instance,
+        model=None,
+        stats={},
+        features=None,
+        training_data=None,
+    )
 
     # Should query list of constraints
     internal.get_constraint_ids.assert_called_once()
@@ -123,7 +130,14 @@ def test_drop_redundant():
 
     # LearningSolver calls after_solve
     training_data = {}
-    component.after_solve_mip(solver, instance, None, {}, training_data)
+    component.after_solve_mip(
+        solver=solver,
+        instance=instance,
+        model=None,
+        stats={},
+        features=None,
+        training_data=training_data,
+    )
 
     # Should query slack for all inequalities
     internal.get_inequality_slacks.assert_called_once()
@@ -147,7 +161,14 @@ def test_drop_redundant_with_check_feasibility():
     component.classifiers = classifiers
 
     # LearningSolver call before_solve
-    component.before_solve_mip(solver, instance, None)
+    component.before_solve_mip(
+        solver=solver,
+        instance=instance,
+        model=None,
+        stats={},
+        features=None,
+        training_data=None,
+    )
 
     # Assert constraints are extracted
     assert internal.extract_constraint.call_count == 2