# Name: NetworkDatasetTemplate_workflow.py
# Description: Create a new network dataset with the same schema as an existing
# network dataset
# Requirements: Network Analyst extension
#Import system modules
import arcpy
import os
try:
#Set local variables
original_network = "C:/data/Region1.gdb/Transportation/Streets_ND"
new_network_location = "C:/data/Region2.gdb/Transportation"
xml_template = "C:/data/NDTemplate.xml"
#Create an XML template from the original network dataset
arcpy.na.CreateTemplateFromNetworkDataset(original_network, xml_template)
#Create the new network dataset in the output location using the template.
#The output location must already contain feature classes and tables with
#the same names and schema as the original network.
arcpy.na.CreateNetworkDatasetFromTemplate(xml_template,
new_network_location)
#Build the new network dataset
arcpy.na.BuildNetwork(os.path.join(new_network_location, "Streets_ND"))
except Exception as e:
# If an error occurred, print line number and error message
import traceback, sys
tb = sys.exc_info()[2]
print(("An error occurred on line %i" % tb.tb_lineno))
print((str(e)))