The Describe function returns the following properties for Geometric Networks. Dataset Properties are also supported.
A Geometric Network returns a dataType of "GeometricNetwork".
A Python List of the feature classes participating in the Geometric Network
The type of associate logical network
The name of the feature class that contains the Orphan Junction features
Geometric Network properties example (stand-alone script)
The following stand-alone script displays properties for a geometric network.
import arcpy # Create a Describe object from the geometric network. # desc = arcpy.Describe("C:/data/wellingham.gdb/water/water_Net") # Print some geometric network properties # print "NetworkType: " + desc.networkType print "OrphanJunctionFeatureClassName: " + \ desc.orphanJunctionFeatureClassName print "Feature Class Names:" for fcname in desc.featureClassNames: print " " + fcname