Added function to create fmu files

requirements.txt

@@ -19,3 +19,4 @@ isort
 black
 pre-commit
 cosapp_fmu @ git+ssh://[email protected]/twiinIT/cosapp-fmu.git@master
+OMPython

rocket_twin/systems/station/station.py

@@ -2,6 +2,7 @@
 from cosapp_fmu.FMUsystem import FMUSystem
 
 from rocket_twin.systems import Clock, Pipe, Rocket, Tank
+from rocket_twin.utils import create_FMU
 
 
 class Station(System):
@@ -16,16 +17,17 @@ class Station(System):
     ------
     """
 
-    def setup(self, fmu_path=None):
+    def setup(self, model_path=None, model_name=None):
         self.add_child(Tank("g_tank"))
         self.add_child(Pipe("pipe"))
         self.add_child(Rocket("rocket"))
 
         self.connect(self.g_tank.outwards, self.pipe.inwards, {"w_out": "w_in"})
         self.connect(self.pipe.outwards, self.rocket.inwards, {"w_out": "w_in"})
 
-        if fmu_path is not None:
+        if model_path is not None:
             self.add_child(Clock("clock"))
+            fmu_path = create_FMU(model_path, model_name)
             self.add_child(FMUSystem("controller", fmu_path=fmu_path))
             self.connect(self.clock.outwards, self.controller.inwards, {"time_var": "ti"})
             self.connect(self.controller.outwards, self.g_tank.inwards, {"wg": "w_command"})

rocket_twin/tests/test_sequences_fmu.py

@@ -8,7 +8,9 @@
 class TestSequencesFMU:
     def test_sequence_fmu(self):
 
-        sys = Station("sys", fmu_path="rocket_twin/systems/control/controller.fmu")
+        model_path = r"rocket_twin\\systems\\control\\controller.mo"
+        model_name = "controller"
+        sys = Station("sys", model_path=model_path, model_name=model_name)
         driver = sys.add_driver(RungeKutta(order=4, time_interval=[0, 15], dt=0.01))
         init = {"g_tank.weight_p": 10.0, "rocket.tank.weight_p": 0.0}
         values = {

rocket_twin/utils/__init__.py

@@ -1,3 +1,4 @@
 from rocket_twin.utils.run_sequences import run_sequences
+from rocket_twin.utils.create_fmu import create_FMU
 
-__all__ = ["run_sequences"]
+__all__ = ["run_sequences", "create_FMU"]

rocket_twin/utils/create_fmu.py

@@ -0,0 +1,19 @@
+import os
+import rocket_twin.systems.control
+from OMPython import ModelicaSystem
+
+def create_FMU(model_path, model_name):
+
+    fmu_path = os.path.join(rocket_twin.systems.control.__path__[0], model_name)
+    try:
+        os.mkdir(fmu_path)
+    except OSError:
+        pass
+    os.chdir(fmu_path)
+    mod=ModelicaSystem(model_path,model_name)
+    fmu =  mod.convertMo2Fmu()
+    for filename in os.listdir(fmu_path):
+        if filename != (model_name + ".fmu"):
+            os.remove(filename)
+
+    return fmu