GurobiSolver: Small fix to _update_vars

5 years ago · d1bbe48662
parent b97ead8aa2
commit d1bbe48662
1 changed files with 1 additions and 1 deletions
--- a/miplearn/solvers/gurobi.py
+++ b/miplearn/solvers/gurobi.py
@ -96,7 +96,7 @@ class GurobiSolver(InternalSolver):
            else:
                name = m.group(1)
                parts = m.group(2).split(",")
-                idx = [int(k) if k.isdecimal else k for k in parts]
+                idx = tuple(int(k) if k.isdecimal() else k for k in parts)
            if len(idx) == 1:
                idx = idx[0]
            if name not in self._all_vars: