anchor.diff:  , mock
   , wrapt
   , dill
  +, blis
  +, srsly
  +, wasabi
   }:
   
   buildPythonPackage rec {
     pname = "thinc";
  -  version = "6.12.1";
  +  version = "7.0.4";
   
     src = fetchPypi {
       inherit pname version;
  -    sha256 = "1kkp8b3xcs3yn3ia5sxrh086c9xv27s2khdxd17abdypxxa99ich";
  +    sha256 = "14v8ygjrkj63dwd4pi490ld6i2d8n8wzcf15hnacjjfwij93pa1q";
     };
   
     buildInputs = lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
  
positive.code:   ]);
  
    propagatedBuildInputs = [
     cython
     cymem
     msgpack-numpy
  
negative.code:    cytoolz
     plac
     six
     srsly
     wrapt
     dill
     wasabi
    ] ++ lib.optional (pythonOlder "3.4") pathlib;
  
  
  