anchor.diff: -{ lib, stdenv, python3, fetchFromGitHub, git, pkg-config, fetchpatch }:
  +{ lib, stdenv, python3, fetchFromGitHub, git, pkg-config }:
   
   # Note:
   # Conan has specific dependency demands; check
  
positive.code: 
    postPatch = ''
      substituteInPlace conans/requirements.txt \
        --replace "PyYAML>=3.11, <3.14.0" "PyYAML" \
        --replace "deprecation>=2.0, <2.1" "deprecation" \
        --replace "idna==2.6" "idna" \
        --replace "cryptography>=1.3.4, <2.4.0" "cryptography" \
        --replace "pyOpenSSL>=16.0.0, <19.0.0" "pyOpenSSL" \
        --replace "six>=1.10.0,<=1.14.0" "six"
    '';
  
    meta = with lib; {
  
negative.code: 
  let newPython = python3.override {
    packageOverrides = self: super: {
      node-semver = super.node-semver.overridePythonAttrs (oldAttrs: rec {
        version = "0.6.1";
        src = oldAttrs.src.override {
  