anchor.diff:      phonenumbers
       pillow
       psutil
  -    py-bcrypt
       pydenticon
       pymacaroons-pynacl
       pynacl
  
positive.code: , buildPythonPackage
  , fetchFromGitHub
  
  , bleach
  , blist
  , canonicaljson
  
negative.code:     owner = "matrix-org";
      repo = "synapse";
      rev = "v${version}";
      sha256 = "ceba09cec0d7a4ef488baba3470569904cbb2ba0ed5074ac2a321d03a55ab80c";
    };
  
    propagatedBuildInputs = [
      affinity
      bcrypt
      bleach
      blist
      canonicaljson
  