anchor.diff:  
   buildPythonPackage rec {
     pname = "fastapi";
  -  version = "0.75.1";
  +  version = "0.75.2";
     format = "flit";
   
     disabled = pythonOlder "3.6";
  
positive.code: , pytest-asyncio
  , aiosqlite
  , databases
  , flask
  , httpx
  , passlib
  
negative.code:     owner = "tiangolo";
      repo = pname;
      rev = version;
      hash = "sha256-B4q3Q256Sj4jTQt1TDm3fiEaQKdVxddCF9+KsxkkTWo=";
    };
  
    propagatedBuildInputs = [
  