Make black happy again

Author: sebheger

mip/model.py

@@ -617,10 +617,14 @@ def optimize(
 
         self._status = self.solver.optimize(relax)
         # has a solution
-        if self._status in (
-            mip.OptimizationStatus.OPTIMAL,
-            mip.OptimizationStatus.FEASIBLE,
-        ) and self.num_int > 0:
+        if (
+            self._status
+            in (
+                mip.OptimizationStatus.OPTIMAL,
+                mip.OptimizationStatus.FEASIBLE,
+            )
+            and self.num_int > 0
+        ):
             best = self.objective_value
             lb = self.objective_bound
             if abs(best) <= 1e-10: