old_contents: """Tink package."""
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import google_type_annotations
  from __future__ import print_function
  
  from google3.third_party.tink.python import aead
  from google3.third_party.tink.python import daead
  from google3.third_party.tink.python import key_manager
  from google3.third_party.tink.python import mac
  from google3.third_party.tink.python import signature
  from google3.third_party.tink.python import tink_config
  
  
  Aead = aead.Aead
  DeterministicAead = daead.DeterministicAead
  Mac = mac.Mac
  PublicKeySign = signature.PublicKeySign
  PublicKeyVerify = signature.PublicKeyVerify
  KeyManager = key_manager.KeyManager
  PrivateKeyManager = key_manager.PrivateKeyManager
  
  del key_manager
  
new_contents: """Tink package."""
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import google_type_annotations
  from __future__ import print_function
  
  from google3.third_party.tink.python import aead
  from google3.third_party.tink.python import daead
  from google3.third_party.tink.python import hybrid
  from google3.third_party.tink.python import key_manager
  from google3.third_party.tink.python import mac
  from google3.third_party.tink.python import signature
  from google3.third_party.tink.python import tink_config
  
  
  Aead = aead.Aead
  DeterministicAead = daead.DeterministicAead
  HybridDecrypt = hybrid.HybridDecrypt
  HybridEncrypt = hybrid.HybridEncrypt
  Mac = mac.Mac
  PublicKeySign = signature.PublicKeySign
  PublicKeyVerify = signature.PublicKeyVerify
  
  KeyManager = key_manager.KeyManager
  PrivateKeyManager = key_manager.PrivateKeyManager
  
  del key_manager
  
subject: Add hybrid primitives.