Deprecated APIs#

This page lists PyFluent and Ansys Fluent settings APIs that are deprecated, along with the release each was deprecated in. For deprecated PyFluent APIs, an alternative API to use instead is provided.

Deprecated PyFluent APIs#

Target	Deprecated	Alternatives
`ansys.fluent.core.services.scheme_eval.SchemeEval.scheme_eval`	0.32	`ansys.fluent.core.services.scheme_eval.SchemeEval.eval`
`ansys.fluent.core.execution.session.session.BaseSession.scheme_eval`	0.32	`ansys.fluent.core.execution.session.session.BaseSession.scheme`
`ansys.fluent.core.fluent_connection.FluentConnection.health_check`	0.32	N/A
`ansys.fluent.core.execution.session.session.BaseSession.health_check`	0.32	`ansys.fluent.core.execution.session.session.BaseSession.is_active`
`ansys.fluent.core.execution.session.session.BaseSession.is_server_healthy`	0.38	`ansys.fluent.core.execution.session.session.BaseSession.is_active`
`ansys.fluent.core.file_session.Transaction.add_surfaces_request`	0.25.0	`ansys.fluent.core.file_session.Transaction.add_requests`
`ansys.fluent.core.file_session.Transaction.add_scalar_fields_request`	0.25.0	`ansys.fluent.core.file_session.Transaction.add_requests`
`ansys.fluent.core.file_session.Transaction.add_vector_fields_request`	0.25.0	`ansys.fluent.core.file_session.Transaction.add_requests`
`ansys.fluent.core.file_session.FileFieldData.get_surface_data`	0.25.0	`ansys.fluent.core.file_session.FileFieldData.get_field_data`
`ansys.fluent.core.file_session.FileFieldData.get_scalar_field_data`	0.25.0	`ansys.fluent.core.file_session.FileFieldData.get_field_data`
`ansys.fluent.core.file_session.FileFieldData.get_vector_field_data`	0.25.0	`ansys.fluent.core.file_session.FileFieldData.get_field_data`
`ansys.fluent.core.services.field_data.FieldInfo`	0.34.0	`ansys.fluent.core.services.field_data.FieldData`
`ansys.fluent.core.execution.session.session.BaseSession.field_info`	0.20.dev9	session.fields.field_info
`ansys.fluent.core.execution.session.session.BaseSession.field_data`	0.20.dev9	session.fields.field_data
`ansys.fluent.core.execution.session.session.BaseSession.field_data_streaming`	0.20.dev9	session.fields.field_data_streaming
`ansys.fluent.core.services.field_data.Transaction.add_surfaces_request`	0.23.dev0	`ansys.fluent.core.services.field_data.Transaction.add_requests`
`ansys.fluent.core.services.field_data.Transaction.add_scalar_fields_request`	0.23.dev0	`ansys.fluent.core.services.field_data.Transaction.add_requests`
`ansys.fluent.core.services.field_data.Transaction.add_vector_fields_request`	0.23.dev0	`ansys.fluent.core.services.field_data.Transaction.add_requests`
`ansys.fluent.core.services.field_data.Transaction.add_pathlines_fields_request`	0.23.dev0	`ansys.fluent.core.services.field_data.Transaction.add_requests`
`timeout` argument of `ansys.fluent.core.execution.launcher.fluent_container.configure_container_dict`	0.34.dev0	`start_timeout` argument of `ansys.fluent.core.execution.launcher.launcher.launch_fluent`
The surface_names argument of `ansys.fluent.core.file_session.Transaction.add_surfaces_request`	0.25.0	surfaces
The surface_names argument of `ansys.fluent.core.file_session.Transaction.add_scalar_fields_request`	0.25.0	surfaces
The surface_names argument of `ansys.fluent.core.file_session.Transaction.add_vector_fields_request`	0.25.0	surfaces
The surface_names argument of `ansys.fluent.core.file_session.Transaction.add_pathlines_fields_request`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.Transaction.add_surfaces_request`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.Transaction.add_scalar_fields_request`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.Transaction.add_vector_fields_request`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.Transaction.add_pathlines_fields_request`	0.25.0	surfaces
The surface_names argument of `ansys.fluent.core.file_session.FileFieldData.get_surface_data`	0.25.0	surfaces
The surface_names argument of `ansys.fluent.core.file_session.FileFieldData.get_scalar_field_data`	0.25.0	surfaces
The surface_names argument of `ansys.fluent.core.file_session.FileFieldData.get_vector_field_data`	0.25.0	surfaces
The surface_names argument of `ansys.fluent.core.file_session.FileFieldData.get_pathlines_field_data`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.FileFieldData.get_surface_data`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.FileFieldData.get_scalar_field_data`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.FileFieldData.get_vector_field_data`	0.25.0	surfaces
The surface_ids argument of `ansys.fluent.core.file_session.FileFieldData.get_pathlines_field_data`	0.25.0	surfaces
The container_mount_path argument of `ansys.fluent.core.connectivity.file_transfer_service.ContainerFileTransferStrategy`	0.23.dev1	mount_target
The host_mount_path argument of `ansys.fluent.core.connectivity.file_transfer_service.ContainerFileTransferStrategy`	0.23.dev1	mount_source
The container_mount_path argument of `ansys.fluent.core.execution.launcher.fluent_container.configure_container_dict`	0.23.dev1	mount_target
The host_mount_path argument of `ansys.fluent.core.execution.launcher.fluent_container.configure_container_dict`	0.23.dev1	mount_source
The show_gui argument of `ansys.fluent.core.execution.launcher.launcher.launch_fluent`	0.22.dev0	ui_mode
The version argument of `ansys.fluent.core.execution.launcher.launcher.launch_fluent`	0.22.dev0	dimension
The surface_names argument of `ansys.fluent.core.services.field_data.Transaction.add_surfaces_request`	0.23.dev0	surfaces
The surface_names argument of `ansys.fluent.core.services.field_data.Transaction.add_scalar_fields_request`	0.23.dev0	surfaces
The surface_names argument of `ansys.fluent.core.services.field_data.Transaction.add_vector_fields_request`	0.23.dev0	surfaces
The surface_names argument of `ansys.fluent.core.services.field_data.Transaction.add_pathlines_fields_request`	0.23.dev0	surfaces
The surface_ids argument of `ansys.fluent.core.services.field_data.Transaction.add_surfaces_request`	0.23.dev0	surfaces
The surface_ids argument of `ansys.fluent.core.services.field_data.Transaction.add_scalar_fields_request`	0.23.dev0	surfaces
The surface_ids argument of `ansys.fluent.core.services.field_data.Transaction.add_vector_fields_request`	0.23.dev0	surfaces
The surface_ids argument of `ansys.fluent.core.services.field_data.Transaction.add_pathlines_fields_request`	0.23.dev0	surfaces
The PYFLUENT_USE_DOCKER_COMPOSE environment variable	0.34.0	`use_docker_compose` argument of `ansys.fluent.core.execution.launcher.launcher.launch_fluent`
The PYFLUENT_USE_PODMAN_COMPOSE environment variable	0.34.0	`use_podman_compose` argument of `ansys.fluent.core.execution.launcher.launcher.launch_fluent`

Deprecated Ansys Fluent APIs#

Target	Deprecated
solver.settings.design.geometry.enable	Ansys Fluent 2026 R1
solver.settings.design.gradient_based.enable	Ansys Fluent 2026 R1
solver.settings.results.graphics.vector.vector_child.skip	Ansys Fluent 2025 R1
solver.settings.results.surfaces.ungroup_surfaces	Ansys Fluent 2025 R1
solver.settings.results.graphics.vector.vector_child.style	Ansys Fluent 2025 R1
solver.settings.results.graphics.mesh.mesh_child.coloring	Ansys Fluent 2025 R2
solver.settings.results.graphics.vector.vector_child.scale	Ansys Fluent 2025 R1
solver.settings.results.graphics.pathline.pathline_child.step	Ansys Fluent 2025 R1
solver.settings.results.animations.playback.stored_view	Ansys Fluent 2026 R1
solver.settings.results.graphics.mesh.mesh_child.edge_type	Ansys Fluent 2025 R2
solver.settings.results.graphics.pathline.pathline_child.skip	Ansys Fluent 2025 R1
solver.settings.results.plot.xy_plot.xy_plot_child.options	Ansys Fluent 2025 R1
solver.settings.results.graphics.contour.contour_child.filled	Ansys Fluent 2025 R1
solver.settings.results.graphics.pathline.pathline_child.range	Ansys Fluent 2025 R1
solver.settings.results.graphics.pathline.pathline_child.onzone	Ansys Fluent 2025 R1
solver.settings.results.graphics.lic.lic_child.range_option	Ansys Fluent 2025 R1
solver.settings.design.gradient_based.observables.definition	Ansys Fluent 2026 R1
solver.settings.results.surfaces.create_group_surfaces	Ansys Fluent 2025 R1
solver.settings.results.graphics.contour.contour_child.coloring	Ansys Fluent 2025 R1
solver.settings.results.graphics.pathline.pathline_child.coarsen	Ansys Fluent 2025 R1
solver.settings.results.graphics.olic.olic_child.range_option	Ansys Fluent 2025 R1
solver.settings.results.graphics.pathline.pathline_child.options	Ansys Fluent 2025 R1
solver.settings.results.graphics.contour.contour_child.node_values	Ansys Fluent 2025 R1
solver.settings.results.graphics.vector.vector_child.range_option	Ansys Fluent 2025 R1
solver.settings.results.graphics.contour.contour_child.range_option	Ansys Fluent 2025 R1
solver.settings.results.graphics.particle_track.particle_track_child.skip	Ansys Fluent 2025 R1
solver.settings.solution.initialization.open_channel_auto_init.flat_init	Ansys Fluent 2026 R1
solver.settings.results.graphics.contour.contour_child.contour_lines	Ansys Fluent 2025 R1
solver.settings.results.graphics.particle_track.particle_track_child.range	Ansys Fluent 2025 R1
solver.settings.results.plot.xy_plot.xy_plot_child.y_axis_function	Ansys Fluent 2025 R1
solver.settings.results.plot.xy_plot.xy_plot_child.plot_direction	Ansys Fluent 2025 R1
solver.settings.setup.models.viscous.user_defined_functions.tke_prandtl	Ansys Fluent 2026 R1
solver.settings.setup.models.viscous.user_defined_functions.tdr_prandtl	Ansys Fluent 2026 R1
solver.settings.setup.models.viscous.user_defined_functions.sdr_prandtl	Ansys Fluent 2026 R1
solver.settings.results.plot.xy_plot.xy_plot_child.x_axis_function	Ansys Fluent 2025 R1
solver.settings.setup.models.viscous.user_defined_functions.wall_prandtl	Ansys Fluent 2026 R1
solver.settings.setup.physics.boundaries.wall.wall_child.momentum.rotating	Ansys Fluent 2025 R1
solver.settings.results.graphics.contour.contour_child.boundary_values	Ansys Fluent 2025 R1
solver.settings.results.graphics.particle_track.particle_track_child.coarsen	Ansys Fluent 2025 R1
solver.settings.setup.models.discrete_phase.numerics.node_based_averaging.kernel	Ansys Fluent 2025 R1
solver.settings.results.graphics.pathline.pathline_child.style_attribute	Ansys Fluent 2025 R1
solver.settings.setup.models.viscous.user_defined_functions.energy_prandtl	Ansys Fluent 2026 R1
solver.settings.solution.calculation_activity.poor_mesh_numerics.register_based.set	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.wall.wall_child.momentum.components	Ansys Fluent 2025 R1
solver.settings.setup.physics.boundaries.wall.wall_child.turbulence.rough_nasa	Ansys Fluent 2025 R1
solver.settings.setup.physics.boundaries.wall.wall_child.turbulence.rough_data	Ansys Fluent 2025 R1
solver.settings.design.gradient_based.design_tool.design_conditions.definition	Ansys Fluent 2026 R1
solver.settings.results.graphics.pathline.pathline_child.accuracy_control	Ansys Fluent 2025 R1
solver.settings.setup.boundary_conditions.perforated_wall.model_setup.ninjections	Ansys Fluent 2026 R1
solver.settings.setup.models.viscous.user_defined_functions.turbulent_schmidt	Ansys Fluent 2026 R1
solver.settings.solution.initialization.open_channel_auto_init.wavy_surface_init	Ansys Fluent 2026 R1
solver.settings.results.report.discrete_phase.sampling_and_erosion.compute_samples.op_udf	Ansys Fluent 2025 R2
solver.settings.results.report.discrete_phase.sampling_and_erosion.start_file_write.op_udf	Ansys Fluent 2025 R2
solver.settings.setup.materials.mixture.mixture_child.species.volumetric_species	Ansys Fluent 2024 R2
solver.settings.results.graphics.particle_track.particle_track_child.vector_settings	Ansys Fluent 2025 R1
solver.settings.results.graphics.particle_track.particle_track_child.filter_settings	Ansys Fluent 2025 R1
solver.settings.solution.controls.p_v_controls.skewness_neighbor_coupling	Ansys Fluent 2024 R2
solver.settings.results.graphics.particle_track.particle_track_child.style_attribute	Ansys Fluent 2025 R1
solver.settings.setup.models.viscous.transition_sst.roughness_correlation_fcn	Ansys Fluent 2025 R2
solver.settings.setup.physics.boundaries.wall.wall_child.turbulence.rough_shin_et_al	Ansys Fluent 2025 R1
solver.settings.setup.physics.boundaries.radiator.radiator_child.radiator.hc.function_of	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.vbm.vbm_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.controls.p_v_controls.skewness_correction_itr_count	Ansys Fluent 2024 R2
solver.settings.solution.controls.p_v_controls.neighbor_correction_itr_count	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.mesh.mesh_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.lift.lift_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.drag.drag_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.time.time_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.flux.flux_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.results.graphics.particle_track.particle_track_child.wall_film_particles	Ansys Fluent 2025 R1
solver.settings.results.graphics.particle_track.particle_track_child.track_pdf_particles	Ansys Fluent 2025 R1
solver.settings.solution.report_definitions.force.force_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.icing.icing_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.volume.volume_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.moment.moment_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.custom.custom_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.results.graphics.particle_track.particle_track_child.free_stream_particles	Ansys Fluent 2025 R1
solver.settings.solution.report_definitions.surface.surface_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.setup.materials.particle_mixture.particle_mixture_child.species.particle_species	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.injection.injection_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.results.report.discrete_phase.sampling_and_erosion.compute_samples.accumulate_rates	Ansys Fluent 2025 R2
solver.settings.results.report.discrete_phase.sampling_and_erosion.start_file_write.accumulate_rates	Ansys Fluent 2025 R2
solver.settings.solution.report_definitions.expression.expression_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.wall.wall_child.discrete_phase.friction_coefficient.function_of	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.exhaust_fan.exhaust_fan_child.momentum.pressure_jump.function_of	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.inlet_vent.inlet_vent_child.momentum.loss_coefficient.function_of	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.user_defined.user_defined_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.setup.models.discrete_phase.physical_models.particle_forces.pressure_gradient_force	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.aeromechanics.aeromechanics_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.results.graphics.particle_track.particle_track_child.track_single_particle_stream	Ansys Fluent 2025 R1
solver.settings.setup.physics.boundaries.wall.wall_child.discrete_phase.reflection_coefficients.normal.function_of	Ansys Fluent 2024 R2
solver.settings.results.graphics.particle_track.particle_track_child.style_attribute.sphere_settings.options.variable.range	Ansys Fluent 2025 R1
solver.settings.setup.models.discrete_phase.physical_models.wall_film.include_convective_heat_transfer	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.wall.wall_child.discrete_phase.reflection_coefficients.tangential.function_of	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.wall.wall_child.discrete_phase.erosion.generic.diameter_function.function_of	Ansys Fluent 2024 R2
solver.settings.setup.cell_zone_conditions.fluid.fluid_child.phase.phase_child.porous_zone.relative_viscosity.function_of	Ansys Fluent 2024 R2
solver.settings.setup.cell_zone_conditions.fluid.fluid_child.phase.phase_child.porous_zone.capillary_pressure.function_of	Ansys Fluent 2024 R2
solver.settings.setup.boundary_conditions.perforated_wall.model_setup.injection.injection_child.injection_hole_count	Ansys Fluent 2026 R1
solver.settings.setup.physics.boundaries.wall.wall_child.discrete_phase.erosion.generic.impact_angle_function.function_of	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.wall.wall_child.discrete_phase.erosion.generic.velocity_exponent_function.function_of	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.recirculation_inlet.recirculation_inlet_child.recirculation_inlet.outlet_zone.function_of	Ansys Fluent 2024 R2
solver.settings.solution.report_definitions.single_valued_expression.single_valued_expression_child.create_output_parameter	Ansys Fluent 2024 R2
solver.settings.setup.physics.boundaries.recirculation_inlet.recirculation_inlet_child.recirculation_inlet.transfer_coefficient.function_of	Ansys Fluent 2024 R2