topic Re: Python Script Tool Validation Parameters in Python Questions https://community.esri.com/t5/python-questions/python-script-tool-validation-parameters/m-p/339600#M26602 <HTML><HEAD></HEAD><BODY><SPAN>If its a hardcoded list that doesn't need to change based on other parameters, you dont need to use the Validator.</SPAN><BR /><BR /><SPAN>On the Parameters tab of your script tool, add a new input of type string.</SPAN><BR /><SPAN>For its properties, chose Value List for the Filter.</SPAN><BR /><SPAN>In the window that opens, add your strings one-by-one.</SPAN></BODY></HTML> Mon, 09 Jul 2012 16:14:24 GMT KevinHibma 2012-07-09T16:14:24Z Python Script Tool Validation Parameters https://community.esri.com/t5/python-questions/python-script-tool-validation-parameters/m-p/339599#M26601 <HTML><HEAD></HEAD><BODY><SPAN>Hi Everyone.</SPAN><BR /><BR /><SPAN>I'm fairly new to python/ArcGIS script tools, so I was hoping I could find an easy/ straightforward example...</SPAN><BR /><SPAN>I need the user of tool to select an input parameter in a script tool from Dropdown List populated with 5 or 6 default string values.</SPAN><BR /><BR /><SPAN>I'm sure this is a very simple task, but I can't seem to find any straight forward examples online or in esri help that are this simple.</SPAN><BR /><BR /><A href="http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#//00150000000t000000.htm">http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#//00150000000t000000.htm</A><BR /><BR /><SPAN>I know that this has to be set in the tool Properties &gt; Validation &gt; Edit the Validation Script.</SPAN><BR /><BR /><SPAN>Anybody have any insight on how I should write the function so that I get a very simple list of strings to choose from?</SPAN><BR /><BR /><SPAN>Thanks!</SPAN><BR /><BR /><SPAN>Chris</SPAN></BODY></HTML> Mon, 09 Jul 2012 15:55:31 GMT https://community.esri.com/t5/python-questions/python-script-tool-validation-parameters/m-p/339599#M26601 ChrisBates1 2012-07-09T15:55:31Z Re: Python Script Tool Validation Parameters https://community.esri.com/t5/python-questions/python-script-tool-validation-parameters/m-p/339600#M26602 <HTML><HEAD></HEAD><BODY><SPAN>If its a hardcoded list that doesn't need to change based on other parameters, you dont need to use the Validator.</SPAN><BR /><BR /><SPAN>On the Parameters tab of your script tool, add a new input of type string.</SPAN><BR /><SPAN>For its properties, chose Value List for the Filter.</SPAN><BR /><SPAN>In the window that opens, add your strings one-by-one.</SPAN></BODY></HTML> Mon, 09 Jul 2012 16:14:24 GMT https://community.esri.com/t5/python-questions/python-script-tool-validation-parameters/m-p/339600#M26602 KevinHibma 2012-07-09T16:14:24Z