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Coverage Feature Class properties

Résumé

The Describe function returns the following properties for coverage feature classes. The Feature Class, Table, and Dataset property groups are also supported.

For a coverage feature class, the Describe dataType property returns a value of "CoverageFeatureClass".

Propriétés

Propriété Explication Type de données

featureClassType

(Lecture seule)

The feature class types.

  • Point

  • Arc

  • Polygon

  • Node

  • Tic

  • Annotation

  • Section

  • Route

  • Link

  • Region

  • Label

  • File

String

hasFAT

(Lecture seule)

True if the coverage feature class has a Feature Attribute Table (FAT) and False if it does not.

Boolean

topology

(Lecture seule)

Indicates the state of the coverage feature class topology.

  • NotApplicable—The topology is not supported by this feature class.

  • Preliminary—Topology is preliminary.

  • Exists—Topology exists.

  • Unknown—Topology status is unknown.

String

Exemple de code

Coverage feature class properties example

The following stand-alone script displays properties for a coverage feature class:

import arcpy

# Create describe object from a coverage feature class
desc = arcpy.Describe("C:/data/tongass1/polygon")

# Print coverage feature class properties
print("%-17s %s" % ("featureClassType:", desc.featureClassType))
print("%-17s %s" % ("hasFAT:", desc.hasFAT))
print("%-17s %s" % ("topology:", desc.topology))