I can't find any way to get the unencrypted private key from an encrypted private key from the tezos client.
I have found a way using tezbox. You import a private key into tezbox and then show the private key. The key that it shows you is unencrypted. I am unable to import an encrypted private key into tezbox that has a 'blank' password so this method is not available to me.
I have been told I can use eztz using:
And I have been told I can use pytezos using:
I can't figure out how to get the above options to work, though. I have tried the eztz node.js method, but I would appreciate an example of how to do this.