https://community.esri.com/t5/geoprocessing-questions/enabling-tool-parameters-based-on-user-input/m-p/1040835#M25358 <P>I have created a custom geoprocessing tool using python and set up the tool with a boolean parameter (param 3) that when selected enables one parameter (param 6) and disables two others&nbsp; (params 4, 5) and when not selected does the opposite. I set it up using the below code in the validation section of tool properties. This works well when I just run the tool, but when I add it into model builder all parameters are always enabled. Is there a way to have it behave the same way in model builder as it does as a stand alone tool?</P><P>Note: I also included functionality so param 5's value list updates based on param 4' value and this works in model builder and as a standalone tool.</P><LI-CODE lang="python">def updateParameters(self): self.params[3].enabled = True self.params[4].enabled = True self.params[5].enabled = False self.params[6].enabled = False if self.params[3].value == True: self.params[4].enabled = False self.params[6].enabled = True else: # Modify parameter values and properties. # This gets called each time a parameter is modified, before # standard validation. if self.params[4].value == "Food": self.params[5].enabled = True self.params[5].filter.list = ["live animals", "cereal grains"] elif self.params[4].value == "Energy": self.params[5].enabled = True self.params[5].filter.list = ["base/minimum", "peak/maximum"] elif self.params[4].value == "Water": self.params[5].enabled = True self.params[5].filter.list = ["surface water", "ground water"] elif self.params[4].value == "Industrial": self.params[5].enabled = True self.params[5].filter.list = ["stone", "natural sands"] elif self.params[4].value == "Waste": self.params[5].enabled = True self.params[5].filter.list = ["MSW", "All"] elif self.params[4].value == "Services": self.params[5].enabled = True self.params[5].filter.list = ["Private", "non-transportation"] return</LI-CODE><P>&nbsp;</P><P>&nbsp;</P> Thu, 25 Mar 2021 21:20:42 GMT Anonymous User 2021-03-25T21:20:42Z https://community.esri.com/t5/geoprocessing-questions/enabling-tool-parameters-based-on-user-input/m-p/1040835#M25358 <P>I have created a custom geoprocessing tool using python and set up the tool with a boolean parameter (param 3) that when selected enables one parameter (param 6) and disables two others&nbsp; (params 4, 5) and when not selected does the opposite. I set it up using the below code in the validation section of tool properties. This works well when I just run the tool, but when I add it into model builder all parameters are always enabled. Is there a way to have it behave the same way in model builder as it does as a stand alone tool?</P><P>Note: I also included functionality so param 5's value list updates based on param 4' value and this works in model builder and as a standalone tool.</P><LI-CODE lang="python">def updateParameters(self): self.params[3].enabled = True self.params[4].enabled = True self.params[5].enabled = False self.params[6].enabled = False if self.params[3].value == True: self.params[4].enabled = False self.params[6].enabled = True else: # Modify parameter values and properties. # This gets called each time a parameter is modified, before # standard validation. if self.params[4].value == "Food": self.params[5].enabled = True self.params[5].filter.list = ["live animals", "cereal grains"] elif self.params[4].value == "Energy": self.params[5].enabled = True self.params[5].filter.list = ["base/minimum", "peak/maximum"] elif self.params[4].value == "Water": self.params[5].enabled = True self.params[5].filter.list = ["surface water", "ground water"] elif self.params[4].value == "Industrial": self.params[5].enabled = True self.params[5].filter.list = ["stone", "natural sands"] elif self.params[4].value == "Waste": self.params[5].enabled = True self.params[5].filter.list = ["MSW", "All"] elif self.params[4].value == "Services": self.params[5].enabled = True self.params[5].filter.list = ["Private", "non-transportation"] return</LI-CODE><P>&nbsp;</P><P>&nbsp;</P> Thu, 25 Mar 2021 21:20:42 GMT https://community.esri.com/t5/geoprocessing-questions/enabling-tool-parameters-based-on-user-input/m-p/1040835#M25358 Anonymous User 2021-03-25T21:20:42Z