code: def test_dna():
      res = decrypt(
          Config().library_default().complete_config(),
          "GAT AAT GCT ATT TCT ATT AAT ACT GAA CGT GAA TCT ACT ATT AAT GGT",
      )
      assert res == "DNAISINTERESTING"
  
imports: import pytest
  from ciphey import decrypt
  from ciphey.iface import Config
label_desc: Use image node_id 23 for calling a global function with example usage: test_dna() without return types