Scripts from my presentations at Esri's Southeast User Conference

demo-cad-to-arcgis.py

"""
name:       cadToArcgis.py
father:     Joel Mccune ([email protected])
birthdate:  01 Apr 2014 (April Fool!)
purpose:    Your eternal Pythonistic enlightenment...and something about
            CAD to ArcGIS conversion as well.
"""
# import modules
import arcpy

# variables
#out_wksp = r'D:\spatialData\cad\cad_data.gdb'
#input_cad = r'MillerRanch.dwg Polyline'
out_wksp = arcpy.GetParameterAsText(0)
input_cad = arcpy.GetParameterAsText(1)
field = 'Layer'

# use comprehension to create set of unique values found in layer field
values = (row[0] for row in arcpy.da.SearchCursor(out_wksp, field))

# for every one of the values found in the layer field
for value in values:

    # create a sql selection string
    sql = """"Layer" = '{0}'""".format(value)

    # reformat the output table name so ArcGIS likes it
    out_name = arcpy.ValidateTableName(value, out_wksp)

    # copy the feature class to the new location
    arcpy.FeatureClassToFeatureClass_conversion (in_features=input_cad,
                                                 out_path=out_wksp,
                                                 out_name=out_name,
                                                 where_clause=sql)

identify-airfields.py

"""
name:       Luke
father:     Darth
date:       May 04, 2014
purpose:    Overcome the dark side.
"""
# import modules
import arcpy
import os.path

# environment settings
arcpy.env.workspace = r'D:\seuc2014\spatial_data\output_gdb.gdb'
arcpy.env.overwriteOutput = True

# setting variables
in_dmz = r'D:\seuc2014\spatial_data\korea.gdb\dmz'
in_dmz = arcpy.GetParameterAsText(0)
in_airfields = r'D:\seuc2014\spatial_data\korea.gdb\Airfields'
out_wksp = r'D:\seuc2014\spatial_data\output_gdb.gdb'

os.path.join(out_wksp, 'target_fc')

# buffering dmz by 25 miles
dmz_25mi = arcpy.Buffer_analysis(in_dmz,"in_memory/dmz_Buffer","25 Miles","FULL","ROUND","NONE").getOutput(0)

# clipping out airfields
airfield_25mi = arcpy.Clip_analysis(in_airfields, dmz_25mi, "in_memory/Airfields_Clip").getOutput(0)

# create output airfilds with heavy lift capability
airfield_25mi_hl = arcpy.Select_analysis(airfield_25mi, 'hot_airfields2',"Length >= 3000").getOutput(0)