From e5c8a4170b685b02fa45dbb323fc9271d605d879 Mon Sep 17 00:00:00 2001
From: syntron <syntron@web.de>
Date: Tue, 20 Jan 2026 21:35:55 +0100
Subject: [PATCH] [ModelicaSystem] define check_model_executable() - test if
 the model existable exists and can be executed

---
 OMPython/ModelicaSystem.py | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)

diff --git a/OMPython/ModelicaSystem.py b/OMPython/ModelicaSystem.py
index cbe23036..3af9970c 100644
--- a/OMPython/ModelicaSystem.py
+++ b/OMPython/ModelicaSystem.py
@@ -575,6 +575,25 @@ def getWorkDirectory(self) -> OMCPath:
         """
         return self._work_dir
 
+    def check_model_executable(self):
+        """
+        Check if the model executable is working
+        """
+        # check if the executable exists ...
+        om_cmd = ModelExecutionCmd(
+            runpath=self.getWorkDirectory(),
+            cmd_local=self._session.model_execution_local,
+            cmd_windows=self._session.model_execution_windows,
+            cmd_prefix=self._session.model_execution_prefix(cwd=self.getWorkDirectory()),
+            model_name=self._model_name,
+        )
+        # ... by running it - output help for command help
+        om_cmd.arg_set(key="help", val="help")
+        cmd_definition = om_cmd.definition()
+        returncode = cmd_definition.run()
+        if returncode != 0:
+            raise ModelicaSystemError("Model executable not working!")
+
     def buildModel(self, variableFilter: Optional[str] = None):
         filter_def: Optional[str] = None
         if variableFilter is not None:
@@ -591,19 +610,7 @@ def buildModel(self, variableFilter: Optional[str] = None):
         logger.debug("OM model build result: %s", build_model_result)
 
         # check if the executable exists ...
-        om_cmd = ModelExecutionCmd(
-            runpath=self.getWorkDirectory(),
-            cmd_local=self._session.model_execution_local,
-            cmd_windows=self._session.model_execution_windows,
-            cmd_prefix=self._session.model_execution_prefix(cwd=self.getWorkDirectory()),
-            model_name=self._model_name,
-        )
-        # ... by running it - output help for command help
-        om_cmd.arg_set(key="help", val="help")
-        cmd_definition = om_cmd.definition()
-        returncode = cmd_definition.run()
-        if returncode != 0:
-            raise ModelicaSystemError("Model executable not working!")
+        self.check_model_executable()
 
         xml_file = self._session.omcpath(build_model_result[0]).parent / build_model_result[1]
         self._xmlparse(xml_file=xml_file)