MaxEntRasterPrep.py

# -*- coding: utf-8 -*-
# ---------------------------------------------------------------------------
# MaxEntRasterPrep.py
# Created on: 2016-08-26 14:20:03.00000
#   (generated by ArcGIS/ModelBuilder)
# Usage: MaxEntRasterPrep <Input_Raster_Layer> <OutputRaster_asc> <nlcd270_asc>
# Description:
# ---------------------------------------------------------------------------

# Script to be used in ArcGIS as a Tool - User will need to setup parameters.

# Import arcpy module
import arcpy
import os
import sys
import string
from arcpy import env

arcpy.env.overwriteOutput = True

# Script arguments
Input_Raster_Folder = arcpy.GetParameterAsText(0)
# #Input_Raster_Folder = r"C:\Users\Dorn\SharePoint\WHCR Migration Stopover Habit - Dat\bio_30s_esri\bio"

Output_Raster_Folder = arcpy.GetParameterAsText(1)
# #OutputRaster_asc = arcpy.GetParameterAsText(1)

# #nlcd270_asc = arcpy.GetParameterAsText(2)
# if nlcd270_asc == '#' or not nlcd270_asc:
# nlcd270_asc = "C:\\Users\\Dorn\\SharePoint\\WHCR Migration Stopover
# Habit - Dat\\Maxent\\layers\\nlcd270.asc" # provide a default value if
# unspecified
Output_Template_Raster = arcpy.GetParameterAsText(2)
descTemplate = arcpy.Describe(Output_Template_Raster)
cellRaster = descTemplate.meanCellWidth
# arcpy.env.cellSize =Output_Template_Raster

# OutputPrefix
OutputPrefix = arcpy.GetParameterAsText(3)

# Preamble
arcpy.env.workspace = Input_Raster_Folder

tempEnvironment0 = arcpy.env.snapRaster
arcpy.env.snapRaster = Output_Template_Raster
tempEnvironment1 = arcpy.env.extent
arcpy.env.extent = Output_Template_Raster


# Process Layers
rList = arcpy.ListRasters()
count_rasters = len(rList)
i = 1
for r in rList:
    arcpy.AddMessage(
        "Processing Raster layer {0} of {1}.".format(i, count_rasters))
    # Process: Resample
    arcpy.Resample_management(r, "temp{0}".format(r), cellRaster, "MAJORITY")

    # Process: Raster to ASCII
    arcpy.RasterToASCII_conversion("temp{0}".format(
        r), "{1}\\{2}{0}.asc".format(r, Output_Raster_Folder, OutputPrefix))
    i = i+1
    arcpy.AddMessage("New layer {0}{1}.asc created.".format(OutputPrefix, r))
arcpy.AddMessage("ASCii files created in {0}".format(Output_Raster_Folder))