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MDU file

The MDU file is the main input file for D-Flow FM. It is represented by the classes below.

Model

AutoStartOption (IntEnum)

Enum class containing the valid values for the AutoStart attribute in the General class.

Calibration (INIBasedModel) pydantic-model

The [Calibration] section in an MDU file.

This model is typically referenced under FMModel.calibration.

All lowercased attributes match with the [Calibration] input as described in UM Sec.A.3.

ExternalForcing (INIBasedModel) pydantic-model

The [External Forcing] section in an MDU file.

This model is typically referenced under FMModel.external_forcing.

All lowercased attributes match with the [External Forcing] input as described in UM Sec.A.1.

Generic attribute for models that have children fields that could contain files.

Source code in hydrolib/core/dflowfm/mdu/models.py 
def is_intermediate_link(self) -> bool:
    return True

FMModel (INIModel) pydantic-model

The overall FM model that contains the contents of the toplevel MDU file.

All lowercased attributes match with the supported "[section]"s as described in UM Sec.A.

Each of these class attributes refers to an underlying model class for that particular section.

General (INIGeneral) pydantic-model

The MDU file's [General] section with file meta data.

Geometry (INIBasedModel) pydantic-model

The [Geometry] section in an MDU file.

This model is typically referenced under FMModel.geometry.

All lowercased attributes match with the [Geometry] input as described in UM Sec.A.1.

Generic attribute for models that have children fields that could contain files.

Source code in hydrolib/core/dflowfm/mdu/models.py 
def is_intermediate_link(self) -> bool:
    return True

GroundWater (INIBasedModel) pydantic-model

The [Grw] section in an MDU file.

This model is typically referenced under FMModel.grw.

All lowercased attributes match with the [Grw] input as described in UM Sec.A.3.

Hydrology (INIBasedModel) pydantic-model

The [Hydrology] section in an MDU file.

This model is typically referenced under FMModel.hydrology.

All lowercased attributes match with the [Hydrology] input as described in UM Sec.A.1.

InfiltrationMethod (IntEnum)

Enum class containing the valid values for the Infiltrationmodel attribute in the GroundWater class.

Numerics (INIBasedModel) pydantic-model

The [Numerics] section in an MDU file.

This model is typically referenced under FMModel.numerics.

All lowercased attributes match with the [Numerics] input as described in UM Sec.A.1.

Output (INIBasedModel) pydantic-model

The [Output] section in an MDU file.

This model is typically referenced under FMModel.output.

All lowercased attributes match with the [Output] input as described in UM Sec.A.1.

Generic attribute for models that have children fields that could contain files.

Source code in hydrolib/core/dflowfm/mdu/models.py 
def is_intermediate_link(self) -> bool:
    return True

Particles (INIBasedModel) pydantic-model

The [Particles] section in an MDU file.

This model is typically referenced under FMModel.particles.

All lowercased attributes match with the [Particles] input as described in UM Sec.A.3.

ParticlesThreeDType (IntEnum)

Enum class containing the valid values for the 3Dtype attribute in the Particles class.

Physics (INIBasedModel) pydantic-model

The [Physics] section in an MDU file.

This model is typically referenced under FMModel.physics.

All lowercased attributes match with the [Physics] input as described in UM Sec.A.1.

ProcessFluxIntegration (IntEnum)

Enum class containing the valid values for the ProcessFluxIntegration attribute in the Processes class.

Processes (INIBasedModel) pydantic-model

The [Processes] section in an MDU file.

This model is typically referenced under FMModel.processes.

All lowercased attributes match with the [Processes] input as described in UM Sec.A.3.

Restart (INIBasedModel) pydantic-model

The [Restart] section in an MDU file.

This model is typically referenced under FMModel.restart.

All lowercased attributes match with the [Restart] input as described in UM Sec.A.1.

Time (INIBasedModel) pydantic-model

The [Time] section in an MDU file.

This model is typically referenced under FMModel.time.

All lowercased attributes match with the [Time] input as described in UM Sec.A.1.

Trachytopes (INIBasedModel) pydantic-model

The [Trachytopes] section in an MDU file.

This model is typically referenced under FMModel.trachytopes.

All lowercased attributes match with the [Trachytopes] input as described in UM Sec.A.1.

Vegetation (INIBasedModel) pydantic-model

The [Veg] section in an MDU file.

This model is typically referenced under FMModel.veg.

All lowercased attributes match with the [Veg] input as described in UM Sec.A.3.

VegetationModelNr (IntEnum)

Enum class containing the valid values for the VegetationModelNr attribute in the Vegetation class.

VolumeTables (INIBasedModel) pydantic-model

The [VolumeTables] section in an MDU file.

This model is typically referenced under FMModel.volumetables.

All lowercased attributes match with the [VolumeTables] input as described in UM Sec.A.1.

Waves (INIBasedModel) pydantic-model

The [Waves] section in an MDU file.

This model is typically referenced under FMModel.waves.

All lowercased attributes match with the [Waves] input as described in UM Sec.A.1.

Wind (INIBasedModel) pydantic-model

The [Wind] section in an MDU file.

This model is typically referenced under FMModel.wind.

All lowercased attributes match with the [Wind] input as described in UM Sec.A.1.

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