| Argument | Variable | Type | Length | Range | Default | Description |
| id | Id | str | 1 | | 0 | script id |
| handle | Self | self | 1 | | | handle to self |
| disabled | Disabled | bool | 1 | | 0 | disable execution and piping |
| i | Mesh | vtkUnstructuredGrid | 1 | | | the input mesh |
| ifile | MeshInputFileName | str | 1 | | | filename for the default Mesh reader |
| s | Source | vtkPolyData | 1 | | | source points |
| sfile | SourceInputFileName | str | 1 | | | filename for the default Source reader |
| seedtime | SeedTime | float | 1 | (0.0,) | 0.0 | |
| minspeed | MinSpeed | float | 1 | (0.0,) | 5.0 | lower speed threshold |
| subdivide | Subdivide | bool | 1 | | 0 | Subdivide input polydata |
| maximumpropagation | MaximumPropagation | int | 1 | (0,) | 10000000000.0 | |
| initialintegrationstep | InitialIntegrationStep | float | 1 | (0.0,) | 0.1 | |
| minimumintegrationstep | MinimumIntegrationStep | float | 1 | (0.0,) | 0.01 | |
| maximumintegrationstep | MaximumIntegrationStep | float | 1 | (0.0,) | 10.0 | |
| maximumnumberofsteps | MaximumNumberOfSteps | int | 1 | (0,) | 10000000000.0 | |
| velocityscale | VelocityScale | float | 1 | (0.0,) | 1.0 | |
| integrationdirectionboth | IntegrationDirectionBoth | bool | 1 | | 1 | |
| vectorcomponents | VectorComponents | bool | 1 | | 1 | |
| periodic | Periodic | bool | 1 | | 1 | |
| vorticity | Vorticity | bool | 1 | | 1 | |
| component0prefix | Component0Prefix | str | 1 | | u_ | |
| component1prefix | Component1Prefix | str | 1 | | v_ | |
| component2prefix | Component2Prefix | str | 1 | | w_ | |
| firststep | FirstTimeStep | int | 1 | (0.0,) | None | first timestep |
| laststep | LastTimeStep | int | 1 | (0.0,) | None | last timestep |
| interval | IntervalTimeStep | int | 1 | (0.0,) | None | interval time step |
| ofile | TracesOutputFileName | str | 1 | | | filename for the default Traces writer |
