anchor.diff:      urllib3
     ];
   
  -  phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
  +  preCheck = ''
  +    # Fixes two tests for wrong encoding
  +    export PYTHONIOENCODING=utf-8
  +
  +    # https://github.com/jarun/Buku/pull/167
  +    substituteInPlace setup.py \
  +      --replace "hypothesis==3.7.0" "hypothesis>=3.7.0"
  +
  +    # Disables a test which requires internet
  +    substituteInPlace tests/test_bukuDb.py \
  +      --replace "@pytest.mark.slowtest" "@unittest.skip('skipping')"
  +  '';
   
     installPhase = ''
       make install PREFIX=$out
  +
  +    mkdir -p $out/share/zsh/site-functions $out/share/bash-completion/completions $out/share/fish/vendor_completions.d
  +    cp auto-completion/zsh/* $out/share/zsh/site-functions
  +    cp auto-completion/bash/* $out/share/bash-completion/completions
  +    cp auto-completion/fish/* $out/share/fish/vendor_completions.d
     '';
  -
  -  doCheck = false;
   
     meta = with stdenv.lib; {
       description = "Private cmdline bookmark manager";
  
positive.code: { stdenv, pythonPackages, fetchFromGitHub,
  }:
  
  with pythonPackages; buildPythonApplication rec {
    version = "3.0";
  
negative.code:     sha256 = "1a33x3197vi5s8rq5fvhy021jdlsc8ww8zc4kysss6r9mvdlk7ax";
    };
  
    buildInputs = [
      pytestcov
      pytest-catchlog
      hypothesis
      pytest
    ];
  
    propagatedBuildInputs = [
      cryptography
      beautifulsoup4
  