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# Import arcpy module
import arcpy


# Local variables:
Comptages_voyageurs_STIF_09_16_1 = "F:\\03_Mobilites_multimodales\\SIG_Carto\\Couches\\Comptages des voyageurs localises STIF\\Estimations_frequentations_gares_VO.gdb\\Comptages_voyageurs_STIF_09_16_1"
Classe_d_entites_en_sortie = Comptages_voyageurs_STIF_09_16_1
Nom_du_champ = "diff_prctg"
Nouveau_nom_de_champ = "diff_prctrrr"

# Process: Modifier le champ
arcpy.AlterField_management(Comptages_voyageurs_STIF_09_16_1, Nom_du_champ, Nouveau_nom_de_champ, "", "LONG", "4", "NULLABLE", "false")

#Import geoprocessing
import arcpy

#Set workspace
arcpy.env.workspace = r'F:\03_Mobilites_multimodales\SIG_Carto\Couches\Comptages des voyageurs localises STIF\Estimations_frequentations_gares_VO.gdb\Comptages_voyageurs_STIF_09_16'
arcpy.overwriteOutput = True

#Loop through feature classes looking for a field named 'elev'
fcList = arcpy.ListFeatureClasses() #get a list of feature classes
for fc in fcList:  #loop through feature classes
    fieldList = arcpy.ListFields(fc)  #get a list of fields for each feature class
    for field in fieldList: #loop through each field
        if field.name() == 'Différenc':
            arcpy.AlterField_management(Comptages_voyageurs_STIF_09_16,fc, field.name, diff_prtcg)