??? fix

Author: syntron

OMPython/ModelicaSystem.py

@@ -428,7 +428,7 @@ def model(
             raise ModelicaSystemError("Can not reuse this instance of ModelicaSystem "
                                       f"defined for {repr(self._model_name)}!")
 
-        if name is None or not isinstance(name, str):
+        if model_name is None or not isinstance(model_name, str):
             raise ModelicaSystemError("A model name must be provided!")
 
         if libraries is None: