The Python environment of ArcGIS is indeed easy to use.

# --------------------------------------------------------------------------- <Br/> # test. PY <br/> # created on: Wednesday, 2010 02:59:07 <br/> # (generated by ArcGIS/modelbuilder) <br/> # usage: test <v20070101_5_project_shp> <br/> # export <br/> # import system modules <br/> Import sys, String, OS, arcgisscripting <br/> # create the geoprocessor object <br/> Gp = arcgisscripting. create () <br/> # load required toolboxes... <br/> GP. addtoolbox ("D:/program files/ArcGIS/arctoolbox/toolboxes/analysis tools. tbx ") <br/> # Set the geoprocessing environment... <br/> GP. workspace = "E: // work // data // workspace // selectbylayer" <br/> # script arguments... <br/> # v20070101_5_project_shp = sys. argv [1] <br/> # If v20070101_5_project_shp = '#': <br/> # v20070101_5_project_shp = "E: // work // data // workspace // project // 20070101_5_project.shp "# provide a default value if unspecified <br/> # inputshp =" E: // work // data // workspace // project // 20070101_5_project.shp "<br/> # local variables... <br/> # v20070101_5_project_select30_shp = "E: // work // data // workspace // selectbylayer // 20070101_5_project_select30.shp "<br/> # expression ="/"minute/" = 30 "<br/> # process: select... <br/> tempenvironment0 = GP. workspace <br/> GP. workspace = "E: // work // data // workspace // selectbylayer" <br/> for J in range (5, 23): <br/> inputshp = "E: /// work // data // workspace // project // 20070101 _ "+ STR (j) +" _ project. SHP "<br/> Print 'inputshape = '+ inputshp <br/> for I in range (0, 60 ): <br/> Expression = "/" minute/"=" + STR (I) <br/> outputshp = "E: // work // data // workspace // selectbylayer/20070101 _ "+ STR (j) +" _ project_select "+ STR (I) + ". SHP "<br/> Print" outputshape = "+ outputshp <br/> GP. select_analysis (inputshp, outputshp, expression) <br/> else: <br/> Print 'the loop is end' <br/> else: <br/> Print "input shape is all done" <br/> # GP. select_analysis (v20070101_5_project_shp, v20070101_5_project_select30_shp, expression) <br/> GP. workspace = tempenvironment0 <br/>