ArcPy set the unique identification code

ArcPy sets the unique identifier of the whole library

# -*- coding:utf8 -*-import arcpyimport os# database pathworkspace = r'D:\rr.mdb'arcpy.env.workspace = workspacefeatureclasses = arcpy.ListFeatureClasses()i = 0# layerfor fc in featureclasses:cur = arcpy.da.UpdateCursor(fc, ['BSM'])for row in cur:row[0] = ii = i + 1cur.updateRow(row)del curprint(fc + '---successful')# data tabletableList = arcpy.ListTables()for table in tableList:curt = arcpy.da.UpdateCursor(table, ['BSM'])for rowt in curt:rowt[0] = ii = i + 1curt.updateRow(rowt)del curtprint(table + '---successful')print('Finish')