AddError

Zusammenfassung

Creates a geoprocessing tool error message (Severity=2) that can be accessed by any of the GetMessages functions.

Syntax

AddError (message)

Parameter	Erläuterung	Datentyp
message	The message to add.	String

Codebeispiel

AddError example

Add custom geoprocessing error message.

import arcpy

fc = arcpy.GetParameterAsText(0)
result = arcpy.GetCount_management(fc)

# Get the count from GetCount's Result object
#
featurecount = int(result.getOutput(0))

if featurecount == 0:
    arcpy.AddError(fc + " has no features.")		
else:
    arcpy.AddMessage(fc + " has " + str(featurecount) + " features.")