apply patch

bknueven · bknueven · commit e8b4593a7c2f · 2024-03-07T11:10:05.000-07:00
diff --git a/pyomo/contrib/appsi/cmodel/src/expression.cpp b/pyomo/contrib/appsi/cmodel/src/expression.cpp
@@ -1548,7 +1548,10 @@ appsi_operator_from_pyomo_expr(py::handle expr, py::handle var_map,
     break;
   }
   case param: {
-    res = param_map[expr_types.id(expr)].cast<std::shared_ptr<Node>>();
+    if (expr.attr("parent_component")().attr("mutable").cast<bool>())
+        res = param_map[expr_types.id(expr)].cast<std::shared_ptr<Node>>();
+    else
+        res = std::make_shared<Constant>(expr.attr("value").cast<double>());
     break;
   }
   case product: {

Original file line number	Diff line number	Diff line change
`@@ -1548,7 +1548,10 @@ appsi_operator_from_pyomo_expr(py::handle expr, py::handle var_map,`
`1548`	`1548`	`break;`
`1549`	`1549`	`}`
`1550`	`1550`	`case param: {`
`1551`		`- res = param_map[expr_types.id(expr)].cast<std::shared_ptr<Node>>();`
	`1551`	`+ if (expr.attr("parent_component")().attr("mutable").cast<bool>())`
	`1552`	`+ res = param_map[expr_types.id(expr)].cast<std::shared_ptr<Node>>();`
	`1553`	`+ else`
	`1554`	`+ res = std::make_shared<Constant>(expr.attr("value").cast<double>());`
`1552`	`1555`	`break;`
`1553`	`1556`	`}`
`1554`	`1557`	`case product: {`