materials.mixture.command names have '_1' suffix

[millerj97]

🔍 Before submitting the issue

• I have searched among the existing issues
• I am using a Python virtual environment

🐞 Description of the bug

calling solver.settings.setup.materials.mixture.command_names, the returned command names have _1 suffix for list and list_properties;

>>> materials = solver.settings.setup.materials
>>> sorted(materials.mixture.command_names)
['create', 'delete', 'list_1', 'list_properties_1', 'make_a_copy', 'rename']
>>> 

the expected output is detailed in the solvermode/test_species_model test assert

pyfluent/tests/test_solvermode/test_species_model.py

Line 40 in f363a78

assert sorted(materials.mixture.command_names) == sorted(

📝 Steps to reproduce

import ansys.fluent.core as pyfluent
solver = pyfluent.launch_fluent()

from ansys.fluent.core.examples import download_file
case_name = download_file("mixing_elbow.cas.h5", "pyfluent/mixing_elbow")

solver.settings.file.read(
file_type="case",
file_name=case_name,
lightweight_setup=True,
)

materials = solver.settings.setup.materials
sorted(materials.mixture.command_names)

### 💻 Which operating system are you using?

Windows

### 📀 Which ANSYS version are you using?

_No response_

### 🐍 Which Python version are you using?

3.10

### 📦 Installed packages

```shell
ansys-api-fluent==0.3.36
ansys-api-platform-instancemanagement==1.1.3
ansys-api-tools-filetransfer==0.1.2
ansys-fluent-core==0.37.0
ansys-platform-instancemanagement==1.1.2
ansys-tools-common==0.3.1
ansys-tools-filetransfer==0.2.0
ansys-tools-local-product-launcher==0.2.0
ansys-units==0.9.1
appdirs==1.4.4
certifi==2025.11.12
charset-normalizer==3.4.4
click==8.3.1
defusedxml==0.7.1
Deprecated==1.3.1
docker==7.1.0
googleapis-common-protos==1.72.0
grpcio==1.76.0
grpcio-health-checking==1.62.3
grpcio-status==1.62.3
idna==3.11
importlib_metadata==8.7.0
joblib==1.5.2
nltk==3.9.2
numpy==2.2.6
pandas==2.3.3
platformdirs==4.5.0
protobuf==4.25.8
pyansys-tools-report==0.9.0
python-dateutil==2.9.0.post0
pytz==2025.2
PyYAML==6.0.3
regex==2025.11.3
requests==2.32.5
scooby==0.11.0
six==1.17.0
tqdm==4.67.1
typing_extensions==4.15.0
tzdata==2025.2
urllib3==2.5.0
wrapt==2.0.1
zipp==3.23.0