shell.nix

{ pkgs ? import <nixpkgs> {} }: with pkgs;

let
  pygments24 = pythonPackages.pygments.overrideAttrs(old: rec {
    version = "2.4.2";
    src = pythonPackages.fetchPypi {
      inherit version;
      inherit (old) pname;
      sha256 = "15v2sqm5g12bqa0c7wikfh9ck2nl97ayizy1hpqhmws5gqalq748";
    };
  });
in mkShell {
  buildInputs = [ pygments24 ];
}