This tool works good on my workstation, but it does not work on some other machines It looks like the data type is wrong for the parameter. However the data type is set to GPFeatureLayer which is a legal data type.I do not understand why this tool is not working on all machines..... Traceback (most recent call last): File "<string>", line 36, in getParameterInfo File "c:\program files (x86)\arcgis\desktop10.1\arcpy\arcpy\arcobjects\mixins.py", line 286, in __init__ setattr(self, attrib, attribvalue) File "c:\program files (x86)\arcgis\desktop10.1\arcpy\arcpy\arcobjects\_base.py", line 87, in _set return setattr(self._arc_object, attr_name, cval(val))ValueError: ParameterObject: Invalid input value for DataType property
#adds field to input polygon layer and populates it with an unique identifier made from the x, y coordinates of the centroid
import arcpy
class Toolbox(object):
def __init__(self):
"""Define the toolbox (the name of the toolbox is the name of the
.pyt file)."""
self.label = "Toolbox"
self.alias = ""
# List of tool classes associated with this toolbox
self.tools = [Tool]
class Tool(object):
def __init__(self):
"""Define the tool (tool name is the name of the class)."""
self.label = "BSSN_unique_identifier"
self.description = "Adds field to input polygon layer and populates it with an unique idntifier made from the x, y coordinates of the centroid"
self.canRunInBackground = False
def getParameterInfo(self):
"""Define parameter definitions"""
p0 = arcpy.Parameter(
displayName="Input Polygon Feature",
name="in_features",
datatype="GPFeatureLayer",
parameterType="Required",
direction="Input")
return [p0]
def isLicensed(self):
"""Set whether tool is licensed to execute."""
return True
def updateParameters(self, parameters):
"""Modify the values and properties of parameters before internal
validation is performed. This method is called whenever a parameter
has been changed."""
return
def updateMessages(self, parameters):
"""Modify the messages created by internal validation for each tool
parameter. This method is called after internal validation."""
return
def execute(self, parameters, messages):
"""The source code of the tool."""
in_fc = parameters[0].valueAsText
ar_x = []
ar_y = []
arcpy.FeatureToPoint_management (in_fc,"in_memory\\temp",)
arcpy.AddField_management(in_fc, "COMBI", "TEXT", "", "", 50)
desc = arcpy.Describe("in_memory\\temp")
shapefieldname = desc.ShapeFieldName
rows = arcpy.SearchCursor("in_memory\\temp")
for row in rows:
feat = row.getValue(shapefieldname)
pnt = feat.getPart()
x_point = pnt.X
y_point = pnt.Y
ar_x.append(x_point)
ar_y.append(y_point)
del row, rows
rows = arcpy.UpdateCursor(in_fc)
i =0
for row in rows:
row.COMBI = str(ar_x) + str(ar_y)
rows.updateRow(row)
i = i + 1
del row, rows
arcpy.Delete_management("in_memory")
return
Thanks for any help,Forest
