anchor.diff:  , openpyxl
   , xlrd
   , h5py
  +, odfpy
   , psycopg2
   , pyshp
   , fonttools
  
positive.code:     tabulate
      wcwidth
      zstandard
      setuptools
    ] ++ lib.optionals withPcap [ dpkt dnslib ];
  
  
negative.code: }:
  buildPythonApplication rec {
    pname = "visidata";
    version = "2.7";
  
    src = fetchFromGitHub {
      owner = "saulpw";
      repo = "visidata";
      rev = "v${version}";
      sha256 = "0b2h9vy0fch0bk0b33h8p4ssk3a25j67sfn0yvmxhbqjdmhlwv4h";
    };
  
    propagatedBuildInputs = [
  