Merge pull request #3511 from michaelbynum/highspy_version

fix highspy version check for keyboard interrupt

Author: mrmundt

pyomo/contrib/appsi/solvers/highs.py

@@ -273,7 +273,7 @@ def _solve(self, timer: HierarchicalTimer):
                 self._warm_start()
             timer.start('optimize')
             ostreams[-1].write("RUN!\n")
-            if self.version()[0] >= 1 and self.version()[1] >= 8:
+            if self.version()[:2] >= (1, 8):
                 self._solver_model.HandleKeyboardInterrupt = True
             self._solver_model.run()
             timer.stop('optimize')