Fix shapefile indexes recursively thanks to NIM098173

fix_index.py

import os
import sys
import arcpy
from datetime import datetime

def has_no_index(shp_filepath):
    sbx = shp_filepath[0:-3] + 'sbx'
    sbn = shp_filepath[0:-3] + 'sbn'
    return not ( os.path.exists(sbx) and os.path.exists(sbn) )

def file_datetime(filepath):
    mtime = os.stat(filepath).st_mtime
    return datetime.fromtimestamp(mtime)

def index_outdated(shp_filepath):
    sbx_dt = file_datetime(shp_filepath[0:-3] + 'sbx')
    sbn_dt = file_datetime(shp_filepath[0:-3] + 'sbn')
    shp_dt = file_datetime(shp_filepath)

    return (shp_dt > sbx_dt) or (shp_dt > sbn_dt)

def fix_shapefile_indicies_for_dir(arg, dirname, names):
    for filename in names:
        if filename[-3:].lower() == 'shp':
            filepath = os.path.join(dirname, filename)
            if has_no_index(filepath) or index_outdated(filepath):
                print 'Generating index for %s' % filepath
                try:
                    arcpy.AddSpatialIndex_management(filepath)
                except Exception as e:
                    print e.message

if __name__ == '__main__':
    toppath = sys.argv[1]
    os.path.walk(toppath, fix_shapefile_indicies_for_dir, None)