frem: Handle missing_data_token that is not -99 for post processing

development/release_notes/release_notes_PsN_next_version.txt

@@ -0,0 +1,16 @@
+*********************************************
+Changes and bug fixes from PsN 5.4.0 to x.x.x
+*********************************************
+
+
+   ___General___
+
+
+   ___vpc___
+
+
+   ___frem___
+
+* Handle missing_data_token properly when it is not -99
+
+   ___scm___

lib/tool/frem.pm

@@ -111,7 +111,7 @@ sub BUILD
 
     # Check if any covariate column has all same value
     # In that case warn and remove column
-    my $code = "from pharmpy.tools.frem.tool import setup; print(setup(" . PsN::path_literal($model->full_name) . ',' . PsN::python_array($self->covariates) . "))";
+    my $code = "from pharmpy.tools.frem.tool import setup; print(setup(" . PsN::path_literal($model->full_name) . ',' . PsN::python_array($self->covariates) . ',"' . $self->missing_data_token . '"' . "))";
     my $filtered_covariates = PsN::call_pharmpy_wrapper($code);
     $filtered_covariates = PsN::from_python_array($filtered_covariates);
     my @filtered_categorical;