{ lib, buildPythonApplication, fetchFromGitHub }:

buildPythonApplication rec {
  pname = "ophis";
  version = "unstable-2019-04-13";

  src = fetchFromGitHub {
    owner = "michaelcmartin";
    repo = "Ophis";
    rev = "99f074da278d4ec80689c0e22e20c5552ea12512";
    sha256 = "2x8vwLTSngqQqmVrVh/mM4peATgaRqOSwrfm5XCkg/g=";
  };

  sourceRoot = "${src.name}/src";

  meta = with lib; {
    homepage = "http://michaelcmartin.github.io/Ophis/";
    description = "A cross-assembler for the 6502 series of microprocessors";
    longDescription = ''
      Ophis is an assembler for the 6502 microprocessor - the famous chip used
      in the vast majority of the classic 8-bit computers and consoles. Its
      primary design goals are code readability and output flexibility - Ophis
      has successfully been used to create programs for the Nintendo
      Entertainment System, the Atari 2600, and the Commodore 64.
    '';
    license = licenses.mit;
    maintainers = with maintainers; [ AndersonTorres ];
  };
}