fix usage of abs when converting to a pyomo model

kaklise · Dec 13, 2023 · 9188b6e · 9188b6e
1 parent 5661e43
commit 9188b6e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/wntr/sim/aml/expr.py b/wntr/sim/aml/expr.py
@@ -538,7 +538,7 @@ def _update(arg, val_dict, aml_to_pyomo):
                             THEN = 1, 
                             ELSE = -1)
                 elif isinstance(oper, AbsOperator):
-                    val_dict[oper] = EXPR.AbsExpression(arg)
+                    val_dict[oper] = arg.__abs__()
                 else:
                     return