Skill to delete selected net and padstakck via

Hi，

I want to delete via use skill，but i dont write this skill. can you help me.

This skill has Interactive interface，the interface can imput  Select Net and select padstack；

I can  use temp group to select the via；

example，i want to delete via，the padstack is L1:L3，the net is vss. i can imput padstack  L1:L3 and select net: VSS；

Note: The green is VSS，the padstack L1:L3 and L3:L5 ；

thanks