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[ModelicaSystem] make convertFmu2Mo() useable #351

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Merged
adeas31 merged 7 commits into from
Nov 14, 2025
Merged

[ModelicaSystem] make convertFmu2Mo() useable #351

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cf7326f
[ModelicaSystem] update convertMo2Fmu() and convertFmu2Mo() to use pa…
syntron Aug 24, 2025
3bbf782
[ModelicaSystem] define convertFmu2Mo() as entry point like definition()
syntron Aug 24, 2025
2006ffa
[ModelicaSystem] fix definition of fmu_path
syntron Aug 24, 2025
972fb18
[ModelicaSystem] fix path in convertFmu2Mo()
syntron Aug 24, 2025
a26b797
[test_FMIImport] running example / test for convertFmu2Mo()
syntron Aug 25, 2025
8479725
[ModelicaSystem] replace pathlib by OMCPath
syntron Nov 4, 2025
84d8379
[ModelicaSystem] fix _getconn => _session
syntron Nov 6, 2025
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[ModelicaSystem] update convertMo2Fmu() and convertFmu2Mo() to use pa… 
…thlib.Path()
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@syntron
syntron committed Nov 13, 2025
commit cf7326f76acaee8821831e5ba1c0b643c633e499
25 changes: 16 additions & 9 deletions OMPython/ModelicaSystem.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1631,7 +1631,7 @@ def convertMo2Fmu(
fmuType: str = "me_cs",
fileNamePrefix: Optional[str] = None,
includeResources: bool = True,
) -> str:
) -> pathlib.Path:
"""Translate the model into a Functional Mockup Unit.

Args:
Expand All @@ -1658,15 +1658,19 @@ def convertMo2Fmu(
properties = (f'version="{version}", fmuType="{fmuType}", '
f'fileNamePrefix="{fileNamePrefix}", includeResources={includeResourcesStr}')
fmu = self._requestApi(apiName='buildModelFMU', entity=self._model_name, properties=properties)
fmu_path = pathlib.Path(fmu)

# report proper error message
if not os.path.exists(fmu):
raise ModelicaSystemError(f"Missing FMU file: {fmu}")
if not fmu_path.is_file():
raise ModelicaSystemError(f"Missing FMU file: {fmu.as_posix()}")

return fmu
return fmu_path

# to convert FMU to Modelica model
def convertFmu2Mo(self, fmuName): # 20
def convertFmu2Mo(
self,
fmuName: os.PathLike,
) -> pathlib.Path:
"""
In order to load FMU, at first it needs to be translated into Modelica model. This method is used to generate
Modelica model from the given FMU. It generates "fmuName_me_FMU.mo".
Expand All @@ -1675,13 +1679,16 @@ def convertFmu2Mo(self, fmuName): # 20
>>> convertFmu2Mo("c:/BouncingBall.Fmu")
"""

fileName = self._requestApi(apiName='importFMU', entity=fmuName)
fmu_path = pathlib.Path(fmuName)

filename = self._requestApi(apiName='importFMU', entity=fmu_path.as_posix())
filepath = pathlib.Path(filename)

# report proper error message
if not os.path.exists(fileName):
raise ModelicaSystemError(f"Missing file {fileName}")
if not filepath.is_file():
raise ModelicaSystemError(f"Missing file {filepath.as_posix()}")

return fileName
return filepath

def optimize(self) -> dict[str, Any]:
"""Perform model-based optimization.
Expand Down