Resumen
Returns a list of the available styles for generating directions from a route created during network analysis. Each directions style is appropriate for a different application.
Debate
This function can be used in a custom script tool validation to populate a ValueList of available directions styles for the user to choose from, similar to the Directions Style Name parameter of the Find Closest Facilities tool.
Sintaxis
ListDirectionsStyleNames (network_dataset_path)
| Parámetro | Explicación | Tipo de datos |
network_dataset_path | A variable that references the catalog path of the network dataset. The catalog path of a network dataset can be obtained from the dataSource property of a network dataset layer or a network analysis layer object. It can also be obtained from the catalogPath property of a network dataset describe object. | String |
Valor de retorno
| Tipo de datos | Explicación |
| String | The list of available directions styles containing strings representing the styles installed on your machine. It is a subset of the following styles:
|
Ejemplo de código
Reads a network dataset and lists its supported styles.
# Path to an on-disk network dataset
nds = r'C:Data/SanDiego.gdb/Transportation/Streets_ND'
# Create a list of directions styles available in the network dataset
dir_styles = arcpy.na.ListDirectionsStyleNames(nds)