arcpy的错误处理机制

1.arcpy的错误处理机制:rnimport arcpyrnmyinput=r”C:UsersyaoDocumentsArcGISDefault.gdb地级市”rntry:rn    arcpy.CopyFeatures_management(myinput, myinput)rnexcept arcpy.ExecuteError:rn    print arcpy.GetMessages()r