py3: packaging changes to build python37 packages, and make pip2nix work.

default.nix

@@ -1,220 +1,211 b''
 # Nix environment for the community edition
 #
 # This shall be as lean as possible, just producing the rhodecode-vcsserver
 # derivation. For advanced tweaks to pimp up the development environment we use
 # "shell.nix" so that it does not have to clutter this file.
 
 args@
 { system ? builtins.currentSystem
-, pythonPackages ? "python27Packages"
+, pythonPackages ? "python37Packages"
 , pythonExternalOverrides ? self: super: {}
 , doCheck ? false
 , ...
 }:
 
 let
   pkgs_ = args.pkgs or (import <nixpkgs> { inherit system; });
 in
 
 let
   pkgs = import <nixpkgs> {
     overlays = [
       (import ./pkgs/overlays.nix)
     ];
     inherit
       (pkgs_)
       system;
   };
 
-  # Works with the new python-packages, still can fallback to the old
-  # variant.
-  basePythonPackagesUnfix = basePythonPackages.__unfix__ or (
-    self: basePythonPackages.override (a: { inherit self; }));
-
   # Evaluates to the last segment of a file system path.
   basename = path: with pkgs.lib; last (splitString "/" path);
   startsWith = prefix: full: let
     actualPrefix = builtins.substring 0 (builtins.stringLength prefix) full;
   in actualPrefix == prefix;
 
   # source code filter used as arugment to builtins.filterSource.
   src-filter = path: type: with pkgs.lib;
     let
       ext = last (splitString "." path);
       parts = last (splitString "/" path);
     in
       !builtins.elem (basename path) [
         ".git" ".hg" "__pycache__" ".eggs" ".idea" ".dev"
         "node_modules" "node_binaries"
         "build" "data" "result" "tmp"] &&
       !builtins.elem ext ["egg-info" "pyc"] &&
       !startsWith "result" (basename path);
 
   sources =
     let
       inherit
         (pkgs.lib)
         all
         isString
         attrValues;
 
       sourcesConfig = pkgs.config.rc.sources or {};
     in
       # Ensure that sources are configured as strings. Using a path
       # would result in a copy into the nix store.
       assert all isString (attrValues sourcesConfig);
       sourcesConfig;
 
   rhodecode-vcsserver-src = builtins.filterSource src-filter ./.;
   version = builtins.readFile "${rhodecode-vcsserver-src}/vcsserver/VERSION";
 
   pythonLocalOverrides = self: super: {
     rhodecode-vcsserver =
       let
         releaseName = "RhodeCodeVCSServer-${version}";
-        pythonWithEnv =
-            self.python.buildEnv.override {
-                extraLibs = [  ] ++ self.rhodecode-vcsserver.propagatedBuildInputs;
-                ignoreCollisions = true;
-                #--set PYTHONHASHSEED random TODO
-            };
-      in super.rhodecode-vcsserver.override (attrs: {
+      in super.rhodecode-vcsserver.overridePythonAttrs (attrs: {
       inherit
         doCheck
         version;
 
       name = "rhodecode-vcsserver-${version}";
       releaseName = releaseName;
       src = rhodecode-vcsserver-src;
       dontStrip = true; # prevent strip, we don't need it.
 
-      # expose following attributed outside
-      passthru = {
-        pythonPackages = self;
-        vcs_pkgs = pkgs;
-      };
-
       buildInputs =
         attrs.buildInputs or [] ++ [
 
         ];
 
       #NOTE: option to inject additional propagatedBuildInputs
       propagatedBuildInputs =
         attrs.propagatedBuildInputs or [] ++ [
         pkgs.git
         pkgs.subversion
       ];
 
       preBuild = ''
         export NIX_PATH=nixpkgs=${pkgs.path}
         export SSL_CERT_FILE=${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt
       '';
 
       # Add bin directory to path so that tests can find 'vcsserver'.
       preCheck = ''
         echo "Expanding PATH with $out/bin directory"
         export PATH="$out/bin:$PATH"
       '';
 
       # custom check phase for testing
       checkPhase = ''
         runHook preCheck
-        PYTHONHASHSEED=random py.test -vv -p no:sugar -r xw --cov-config=.coveragerc --cov=vcsserver --cov-report=term-missing vcsserver
+        PYTHONHASHSEED=$RANDOM py.test -vv -p no:sugar -r xw --cov-config=.coveragerc --cov=vcsserver --cov-report=term-missing vcsserver
         runHook postCheck
       '';
 
       postCheck = ''
         echo "Cleanup of vcsserver/tests"
         rm -rf $out/lib/${self.python.libPrefix}/site-packages/vcsserver/tests
       '';
 
       postInstall = ''
         echo "Writing vcsserver meta information for rccontrol to nix-support/rccontrol"
         mkdir -p $out/nix-support/rccontrol
         cp -v vcsserver/VERSION $out/nix-support/rccontrol/version
         echo "DONE: vcsserver meta information for rccontrol written"
 
         mkdir -p $out/etc
         cp configs/production.ini $out/etc
         echo "DONE: saved vcsserver production.ini into $out/etc"
 
         echo "saving env in $out/etc/env_vars.txt"
         touch $out/etc/env_vars.txt
         echo "# RhodeCode build env vars" >> $out/etc/env_vars.txt
         echo "LOCALE_ARCHIVE=\"${pkgs.glibcLocales}/lib/locale/locale-archive\"" >> $out/etc/env_vars.txt
         echo "LC_ALL=\"en_US.UTF-8\"" >> $out/etc/env_vars.txt
 
-        # python based programs need to be wrapped
-        mkdir -p $out/bin
-
-        # expose python
-        ln -s ${pythonWithEnv}/bin/python $out/bin/
-
-        # required binaries from dependencies
-        ln -s ${pythonWithEnv}/bin/gunicorn  $out/bin/
-        ln -s ${pythonWithEnv}/bin/prequest $out/bin/
-        ln -s ${pythonWithEnv}/bin/pserve $out/bin/
-
-        # Symlink version control utilities
-        # We ensure that always the correct version is available as a symlink.
-        # So that users calling them via the profile path will always use the
-        # correct version. Wrapping is required so those can "import"
-        # vcsserver python hooks.
-        ln -s ${pkgs.git}/bin/git $out/bin
-        ln -s ${self.mercurial}/bin/hg $out/bin
-        ln -s ${pkgs.subversion}/bin/svn* $out/bin
-
-        echo "[DONE ]: created symlinks into $out/bin"
-        DEPS="$out/bin/hg \
-              $out/bin/git \
-              $out/bin/svn \
-              $out/bin/svnserve \
-              $out/bin/svnadmin
-             "
-
-        # wrap only dependency scripts, they require to have full PYTHONPATH set
-        # to be able to import all packages
-        for file in $DEPS;
-        do
-          wrapProgram $file \
-            --prefix PATH : $PATH \
-            --prefix PYTHONPATH : $PYTHONPATH
-        done
-
-        echo "[DONE ]: vcsserver binary wrapping"
-
         # expose sources of vcsserver
         ln -s $out $out/etc/rhodecode_vcsserver_source
       '';
 
     });
   };
 
-
   basePythonPackages = with builtins;
     if isAttrs pythonPackages then
       pythonPackages
     else
       getAttr pythonPackages pkgs;
 
   pythonGeneratedPackages = import ./pkgs/python-packages.nix {
     inherit pkgs;
     inherit (pkgs) fetchurl fetchgit fetchhg;
   };
 
   pythonVCSServerOverrides = import ./pkgs/python-packages-overrides.nix {
     inherit pkgs basePythonPackages;
   };
 
-  # Apply all overrides and fix the final package set
-  myPythonPackagesUnfix = with pkgs.lib;
-    (extends pythonExternalOverrides
-    (extends pythonLocalOverrides
-    (extends pythonVCSServerOverrides
-    (extends pythonGeneratedPackages
-             basePythonPackagesUnfix))));
+  # Apply all overrides and fix the vcsserver package set
+  targetPython = basePythonPackages.python.override {
+    packageOverrides = self: super: with pkgs.lib;
+      (extends pythonExternalOverrides
+      (extends pythonLocalOverrides
+      (extends pythonVCSServerOverrides
+      (extends pythonGeneratedPackages
+              (self: super))))) self;
+  };
+
+  # Python env with rhodecode-vcsserver
+  pythonEnv = (targetPython.withPackages(ps: with ps; [rhodecode-vcsserver]));
 
-  myPythonPackages = (pkgs.lib.fix myPythonPackagesUnfix);
+  # Generic env with wrapped binaries
+  vcsserver = pkgs.buildEnv {
+    name = if ! isNull targetPython.pkgs.rhodecode-vcsserver
+      then "vcsserver-${targetPython.pkgs.rhodecode-vcsserver.version}"
+      else "vcsserver";
+    paths = [
+      pythonEnv
+      # Symlink version control utilities
+      # We ensure that always the correct version is available as a symlink.
+      # So that users calling them via the profile path will always use the
+      # correct version. Wrapping is required so those can "import"
+      # vcsserver python hooks.
+      pkgs.git
+      pkgs.subversion
+    ];
+    # expose following attributed outside
+    passthru = {
+      pythonPackages = targetPython.pkgs;
+      vcs_pkgs = pkgs;
+    };
+    buildInputs = [
+      pkgs.makeWrapper
+    ];
+    postBuild = (if ! isNull targetPython.pkgs.rhodecode-vcsserver then ''
+      echo "Writing vcsserver meta information for rccontrol to nix-support/rccontrol"
+      ln -s ${targetPython.pkgs.rhodecode-vcsserver}/nix-support $out/nix-support
+      echo "DONE: vcsserver meta information for rccontrol written"
+    '' else "") + ''
+      DEPS="$out/bin/*"
+      # wrap only dependency scripts, they require to have full PYTHONPATH set
+      # to be able to import all packages
+      for file in $DEPS;
+      do
+        wrapProgram $file \
+          --prefix PATH : ${pkgs.git}/bin \
+          --prefix PATH : ${pkgs.subversion}/bin \
+          --prefix PATH : ${pythonEnv}/bin \
+          --prefix PYTHONPATH : ${pythonEnv}/${pythonEnv.sitePackages} \
+          --prefix PYTHONPATH : ${pkgs.subversion}/${pythonEnv.sitePackages} \
+          --set PYTHONHASHSEED $RANDOM
+      done
+      echo "DONE: vcsserver binary wrapping"
+    '';
+  };
 
-in myPythonPackages.rhodecode-vcsserver
+in vcsserver

pkgs/nix-common/pip2nix.nix

@@ -1,25 +1,29 b''
 { pkgs
 , pythonPackages
 }:
 
 rec {
   pip2nix-src = pkgs.fetchzip {
     url = https://code.rhodecode.com/upstream/pip2nix/artifacts/download/0-007f541a-7294-4a4c-9b52-ba102ce265f1.tar.gz;
     sha256 = "02747glj0v6pdj0ylcwnrvp38ig8ramvipn9z3la9gknx6rhxrh6";
   };
 
   pip2nix = import pip2nix-src {
     inherit
       pkgs
       pythonPackages;
   };
 
+  flit = pythonPackages.flit;
+
+  cython = pythonPackages.pip-tools;
+
   pip-tools = pythonPackages.pip-tools;
 
   setuptools = pythonPackages.setuptools;
 
   wheel = pythonPackages.wheel;
 
   pip = pythonPackages.pip;
 
 }

pkgs/overlays.nix

@@ -1,71 +1,71 b''
 self: super: {
 
   # change GIT version
   # latest supported are in: https://github.com/NixOS/nixpkgs/tree/master/pkgs/applications/version-management/git-and-tools/git
   git = super.lib.overrideDerivation super.git (oldAttrs: {
     name = "git-2.25.3";
     src = self.fetchurl {
       url = "https://www.kernel.org/pub/software/scm/git/git-2.25.3.tar.xz";
       sha256 = "0yvr97cl0dvj3fwblq1mb0cp97v8hrn9l98p8b1jx8815mbsnz9h";
     };
 
     # patches come from: https://github.com/NixOS/nixpkgs/tree/master/pkgs/applications/version-management/git-and-tools/git
     patches = [
       ./patches/git/docbook2texi.patch
       ./patches/git/git-sh-i18n.patch
       ./patches/git/ssh-path.patch
       ./patches/git/git-send-email-honor-PATH.patch
       ./patches/git/installCheck-path.patch
     ];
 
   });
 
   libgit2rc = super.lib.overrideDerivation super.libgit2 (oldAttrs: {
     name = "libgit2-0.28.2";
     version = "0.28.2";
 
     src = self.fetchFromGitHub {
         owner = "libgit2";
         repo = "libgit2";
         rev = "v0.28.2";
         sha256 = "0cm8fvs05rj0baigs2133q5a0sm3pa234y8h6hmwhl2bz9xq3k4b";
     };
 
     cmakeFlags = [ "-DTHREADSAFE=ON" "-DUSE_HTTPS=no"];
 
     buildInputs = [
         super.zlib
         super.libssh2
         super.openssl
         super.curl
     ];
 
 
   });
 
   # Override subversion derivation to
   #  - activate python bindings
   subversion =
   let
     subversionWithPython = super.subversion.override {
       httpSupport = true;
       pythonBindings = true;
-      python = self.python27Packages.python;
+      python = self.python37Packages.python;
     };
   in
     super.lib.overrideDerivation subversionWithPython (oldAttrs: {
       name = "subversion-1.13.0";
       src = self.fetchurl {
         url = "https://archive.apache.org/dist/subversion/subversion-1.13.0.tar.gz";
         sha256 = "0cb9p7f5hg0l4k32hz8vmvy2r45igchq5sh4m366za5q0c649bfs";
       };
 
       ## use internal lz4/utf8proc because it is stable and shipped with SVN
       configureFlags = oldAttrs.configureFlags ++ [
         " --with-lz4=internal"
         " --with-utf8proc=internal"
       ];
 
   });
 
 }

pkgs/python-packages-overrides.nix

@@ -1,83 +1,99 b''
 # Overrides for the generated python-packages.nix
 #
 # This function is intended to be used as an extension to the generated file
 # python-packages.nix. The main objective is to add needed dependencies of C
 # libraries and tweak the build instructions where needed.
 
 { pkgs
 , basePythonPackages
 }:
 
 let
   sed = "sed -i";
 
 in
 
 self: super: {
 
   "cffi" = super."cffi".override (attrs: {
     buildInputs = with self; attrs.buildInputs ++ [
       pkgs.libffi
     ];
   });
 
   "gevent" = super."gevent".override (attrs: {
     propagatedBuildInputs = with self; attrs.propagatedBuildInputs ++ [
       # NOTE: (marcink) odd requirements from gevent aren't set properly,
       # thus we need to inject psutil manually
       self."psutil"
     ];
   });
 
   "hgsubversion" = super."hgsubversion".override (attrs: {
     propagatedBuildInputs = attrs.propagatedBuildInputs ++ [
       pkgs.sqlite
       #basePythonPackages.sqlite3
       self.mercurial
     ];
   });
 
   "subvertpy" = super."subvertpy".override (attrs: {
     SVN_PREFIX = "${pkgs.subversion.dev}";
     nativeBuildInputs = with self; attrs.nativeBuildInputs ++ [
       pkgs.apr.dev
       pkgs.aprutil
     ];
     buildInputs = with self; [
       pkgs.subversion
     ];
   });
 
   "mercurial" = super."mercurial".override (attrs: {
     nativeBuildInputs = with self; attrs.nativeBuildInputs ++ [
       # self.python.modules.curses
     ];
+    postInstall = ''
+      rm -f $out/${self.python.sitePackages}/hgext3rd/__pycache__/__init__.*.pyc
+    '';
+  });
+
+  "hg-evolve" = super."hg-evolve".override (attrs: {
+    postInstall = ''
+      rm -f $out/${self.python.sitePackages}/hgext3rd/__init__.py
+      rm -f $out/${self.python.sitePackages}/hgext3rd/__init__.pyc
+    '';
   });
 
   "dulwich" = super."dulwich".override (attrs: {
     patches = [
       ./patches/dulwich/handle-dir-refs.patch
     ];
   });
 
   "pygit2" = super."pygit2".override (attrs: {
     nativeBuildInputs = with self; attrs.nativeBuildInputs ++ [
       pkgs.libffi
       pkgs.libgit2rc
     ];
     buildInputs = with self; attrs.buildInputs ++ [
       pkgs.libgit2rc
     ];
   });
 
   "py" = super."py".override (attrs: {
     buildInputs = with self; attrs.buildInputs ++ [
       self."setuptools-scm"
     ];
   });
 
+  "zipp" = super."zipp".override (attrs: {
+    buildInputs = with self; attrs.buildInputs ++ [
+      self."toml"
+    ];
+  });
+
   # Avoid that base packages screw up the build process
   inherit (basePythonPackages)
     setuptools;
 
 }

pkgs/python-packages.nix

@@ -1,1535 +1,1209 b''
 # Generated by pip2nix 0.9.0
 # See https://github.com/nix-community/pip2nix
 
 { pkgs, fetchurl, fetchgit, fetchhg }:
 
 self: super: {
   "atomicwrites" = super.buildPythonPackage rec {
     pname = "atomicwrites";
     version = "1.4.0";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/55/8d/74a75635f2c3c914ab5b3850112fd4b0c8039975ecb320e4449aa363ba54/atomicwrites-1.4.0.tar.gz";
       sha256 = "0yla2svfhfqrcj8qbyqzx7wi4jy0dwcxvlkg0k3zjd54s5m3jw5f";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "attrs" = super.buildPythonPackage rec {
     pname = "attrs";
     version = "19.3.0";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/98/c3/2c227e66b5e896e15ccdae2e00bbc69aa46e9a8ce8869cc5fa96310bf612/attrs-19.3.0.tar.gz";
       sha256 = "0wky4h28n7xnr6xv69p9z6kv8bzn50d10c3drmd9ds8gawbcxdzp";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [
       self."setuptools"
       self."wheel"
     ];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
-  "backports.shutil-get-terminal-size" = super.buildPythonPackage rec {
-    pname = "backports.shutil-get-terminal-size";
-    version = "1.0.0";
-    src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/ec/9c/368086faa9c016efce5da3e0e13ba392c9db79e3ab740b763fe28620b18b/backports.shutil_get_terminal_size-1.0.0.tar.gz";
-      sha256 = "107cmn7g3jnbkp826zlj8rrj19fam301qvaqf0f3905f5217lgki";
-    };
-    format = "setuptools";
-    doCheck = false;
-    buildInputs = [];
-    checkInputs = [];
-    nativeBuildInputs = [];
-    propagatedBuildInputs = [];
-    meta = {
-      license = [ pkgs.lib.licenses.mit ];
-    };
-  };
   "beautifulsoup4" = super.buildPythonPackage rec {
     pname = "beautifulsoup4";
     version = "4.6.3";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/88/df/86bffad6309f74f3ff85ea69344a078fc30003270c8df6894fca7a3c72ff/beautifulsoup4-4.6.3.tar.gz";
       sha256 = "041dhalzjciw6qyzzq7a2k4h1yvyk76xigp35hv5ibnn448ydy4h";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "cffi" = super.buildPythonPackage rec {
     pname = "cffi";
-    version = "1.12.3";
+    version = "1.14.0";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/93/1a/ab8c62b5838722f29f3daffcc8d4bd61844aa9b5f437341cc890ceee483b/cffi-1.12.3.tar.gz";
-      sha256 = "0x075521fxwv0mfp4cqzk7lvmw4n94bjw601qkcv314z5s182704";
+      url = "https://files.pythonhosted.org/packages/05/54/3324b0c46340c31b909fcec598696aaec7ddc8c18a63f2db352562d3354c/cffi-1.14.0.tar.gz";
+      sha256 = "1dn279gw5ql8i5n3s5v4rnv96rhhjjfn7xq729qbl5bs2954yf1d";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [
       self."pycparser"
     ];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "configobj" = super.buildPythonPackage rec {
     pname = "configobj";
     version = "5.0.6";
     src = fetchurl {
       url = "https://code.rhodecode.com/upstream/configobj/artifacts/download/0-012de99a-b1e1-4f64-a5c0-07a98a41b324.tar.gz?md5=6a513f51fe04b2c18cf84c1395a7c626";
       sha256 = "0kqfrdfr14mw8yd8qwq14dv2xghpkjmd3yjsy8dfcbvpcc17xnxp";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [
       self."six"
     ];
     meta = {
       license = [ pkgs.lib.licenses.bsdOriginal ];
     };
   };
-  "configparser" = super.buildPythonPackage rec {
-    pname = "configparser";
-    version = "4.0.2";
-    src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/16/4f/48975536bd488d3a272549eb795ac4a13a5f7fcdc8995def77fbef3532ee/configparser-4.0.2.tar.gz";
-      sha256 = "1priacxym85yjcf68hh38w55nqswaxp71ryjyfdk222kg9l85ln7";
-    };
-    format = "setuptools";
-    doCheck = false;
-    buildInputs = [];
-    checkInputs = [];
-    nativeBuildInputs = [
-      self."setuptools"
-      self."wheel"
-      self."setuptools-scm"
-    ];
-    propagatedBuildInputs = [];
-    meta = {
-      license = [ pkgs.lib.licenses.mit ];
-    };
-  };
   "contextlib2" = super.buildPythonPackage rec {
     pname = "contextlib2";
     version = "0.6.0.post1";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/02/54/669207eb72e3d8ae8b38aa1f0703ee87a0e9f88f30d3c0a47bebdb6de242/contextlib2-0.6.0.post1.tar.gz";
       sha256 = "0bhnr2ac7wy5l85ji909gyljyk85n92w8pdvslmrvc8qih4r1x01";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.psfl ];
     };
   };
   "cov-core" = super.buildPythonPackage rec {
     pname = "cov-core";
     version = "1.15.0";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/4b/87/13e75a47b4ba1be06f29f6d807ca99638bedc6b57fa491cd3de891ca2923/cov-core-1.15.0.tar.gz";
       sha256 = "0k3np9ymh06yv1ib96sb6wfsxjkqhmik8qfsn119vnhga9ywc52a";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [
       self."coverage"
     ];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "coverage" = super.buildPythonPackage rec {
     pname = "coverage";
     version = "4.5.4";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/85/d5/818d0e603685c4a613d56f065a721013e942088047ff1027a632948bdae6/coverage-4.5.4.tar.gz";
       sha256 = "0p0j4di6h8k6ica7jwwj09azdcg4ycxq60i9qsskmsg94cd9yzg0";
     };
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-  "greenlet" = super.buildPythonPackage rec {
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+    propagatedBuildInputs = [];
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       url = "https://files.pythonhosted.org/packages/05/97/dd99fa9c0d9627a7b3c103a00f1566d8193aca8d473884ed258cca82b06f/setuptools_git-1.2-py2.py3-none-any.whl";
       sha256 = "1yjc97r57mfsrvb3yx45cc1aryf6m9kbkmrhlfsv95vxrv64sxp7";
     };
     format = "wheel";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.bsdOriginal ];
     };
   };
   "setuptools-scm" = super.buildPythonPackage rec {
     pname = "setuptools-scm";
-    version = "3.5.0";
+    version = "4.1.2";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/4b/c1/118ec08816737cc46b4dd93b22f7a138fbfb14b53f4b4718fd9983e70a50/setuptools_scm-3.5.0-py2.py3-none-any.whl";
-      sha256 = "13z30zcwzp1g9g27xv91yrhhbsx2ljw0xkvb36vkx9708cyxn8qd";
+      url = "https://files.pythonhosted.org/packages/ad/d3/e54f8b4cde0f6fb4f231629f570c1a33ded18515411dee6df6fe363d976f/setuptools_scm-4.1.2-py2.py3-none-any.whl";
+      sha256 = "09jqn78qd7w5hik4v3hg4mw3byl0jm8hkwd5swgcxxx5xcp8w9b9";
     };
     format = "wheel";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
-    propagatedBuildInputs = [];
+    propagatedBuildInputs = [
+      self."setuptools"
+    ];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
-  "simplegeneric" = super.buildPythonPackage rec {
-    pname = "simplegeneric";
-    version = "0.8.1";
-    src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/3d/57/4d9c9e3ae9a255cd4e1106bb57e24056d3d0709fc01b2e3e345898e49d5b/simplegeneric-0.8.1.zip";
-      sha256 = "0wwi1c6md4vkbcsfsf8dklf3vr4mcdj4mpxkanwgb6jb1432x5yw";
-    };
-    format = "setuptools";
-    doCheck = false;
-    buildInputs = [];
-    checkInputs = [];
-    nativeBuildInputs = [
-      pkgs."unzip"
-    ];
-    propagatedBuildInputs = [];
-    meta = {
-      license = [ pkgs.lib.licenses.zpl21 ];
-    };
-  };
   "simplejson" = super.buildPythonPackage rec {
     pname = "simplejson";
     version = "3.16.0";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/e3/24/c35fb1c1c315fc0fffe61ea00d3f88e85469004713dab488dee4f35b0aff/simplejson-3.16.0.tar.gz";
       sha256 = "19cws1syk8jzq2pw43878dv6fjkb0ifvjpx0i9aajix6kc9jkwxi";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
-      license = [ { fullName = "Academic Free License (AFL)"; } pkgs.lib.licenses.mit ];
+      license = [ pkgs.lib.licenses.mit { fullName = "Academic Free License (AFL)"; } ];
     };
   };
   "six" = super.buildPythonPackage rec {
     pname = "six";
-    version = "1.11.0";
+    version = "1.15.0";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/16/d8/bc6316cf98419719bd59c91742194c111b6f2e85abac88e496adefaf7afe/six-1.11.0.tar.gz";
-      sha256 = "1scqzwc51c875z23phj48gircqjgnn3af8zy2izjwmnlxrxsgs3h";
+      url = "https://files.pythonhosted.org/packages/6b/34/415834bfdafca3c5f451532e8a8d9ba89a21c9743a0c59fbd0205c7f9426/six-1.15.0.tar.gz";
+      sha256 = "0n82108wxn5giff50hd9ykjhd3zl7cndabdasi6568yvbh1rqqrh";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
-  "subprocess32" = super.buildPythonPackage rec {
-    pname = "subprocess32";
-    version = "3.5.4";
-    src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/32/c8/564be4d12629b912ea431f1a50eb8b3b9d00f1a0b1ceff17f266be190007/subprocess32-3.5.4.tar.gz";
-      sha256 = "17f7mvwx2271s1wrl0qac3wjqqnrqag866zs3qc8v5wp0k43fagb";
-    };
-    format = "setuptools";
-    doCheck = false;
-    buildInputs = [];
-    checkInputs = [];
-    nativeBuildInputs = [];
-    propagatedBuildInputs = [];
-    meta = {
-      license = [ pkgs.lib.licenses.psfl ];
-    };
-  };
   "subvertpy" = super.buildPythonPackage rec {
     pname = "subvertpy";
     version = "0.10.1";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/9d/76/99fa82affce75f5ac0f7dbe513796c3f37311ace0c68e1b063683b4f9b99/subvertpy-0.10.1.tar.gz";
       sha256 = "061ncy9wjz3zyv527avcrdyk0xygyssyy7p1644nhzhwp8zpybij";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
-      license = [ pkgs.lib.licenses.lgpl21Plus pkgs.lib.licenses.gpl2Plus ];
+      license = [ pkgs.lib.licenses.gpl2Plus pkgs.lib.licenses.lgpl21Plus ];
     };
   };
   "termcolor" = super.buildPythonPackage rec {
     pname = "termcolor";
     version = "1.1.0";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/8a/48/a76be51647d0eb9f10e2a4511bf3ffb8cc1e6b14e9e4fab46173aa79f981/termcolor-1.1.0.tar.gz";
       sha256 = "0fv1vq14rpqwgazxg4981904lfyp84mnammw7y046491cv76jv8x";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
-  "traitlets" = super.buildPythonPackage rec {
-    pname = "traitlets";
-    version = "4.3.3";
+  "toml" = super.buildPythonPackage rec {
+    pname = "toml";
+    version = "0.10.1";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/75/b0/43deb021bc943f18f07cbe3dac1d681626a48997b7ffa1e7fb14ef922b21/traitlets-4.3.3.tar.gz";
-      sha256 = "1xsrwgivpkxlbr4dfndfsi098s29yqgswgjc1qqn69yxklvfw8yh";
+      url = "https://files.pythonhosted.org/packages/da/24/84d5c108e818ca294efe7c1ce237b42118643ce58a14d2462b3b2e3800d5/toml-0.10.1.tar.gz";
+      sha256 = "03wbqm5cn685cwx2664hjdpz370njl7lf0yal8s0dkp5w4mn2swj";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
-    propagatedBuildInputs = [
-      self."decorator"
-      self."enum34"
-      self."ipython-genutils"
-      self."six"
-    ];
+    propagatedBuildInputs = [];
     meta = {
-      license = [ pkgs.lib.licenses.bsdOriginal ];
+      license = [ pkgs.lib.licenses.mit ];
     };
   };
   "translationstring" = super.buildPythonPackage rec {
     pname = "translationstring";
     version = "1.3";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/5e/eb/bee578cc150b44c653b63f5ebe258b5d0d812ddac12497e5f80fcad5d0b4/translationstring-1.3.tar.gz";
       sha256 = "0bdpcnd9pv0131dl08h4zbcwmgc45lyvq3pa224xwan5b3x4rr2f";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ { fullName = "BSD-like (http://repoze.org/license.html)"; } ];
     };
   };
   "venusian" = super.buildPythonPackage rec {
     pname = "venusian";
     version = "1.2.0";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/7e/6f/40a9d43ac77cb51cb62be5b5662d170f43f8037bdc4eab56336c4ca92bb7/venusian-1.2.0.tar.gz";
       sha256 = "0ghyx66g8ikx9nx1mnwqvdcqm11i1vlq0hnvwl50s48bp22q5v34";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ { fullName = "BSD-derived (http://www.repoze.org/LICENSE.txt)"; } ];
     };
   };
   "waitress" = super.buildPythonPackage rec {
     pname = "waitress";
-    version = "1.3.1";
+    version = "1.4.4";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/a6/e6/708da7bba65898e5d759ade8391b1077e49d07be0b0223c39f5be04def56/waitress-1.3.1.tar.gz";
-      sha256 = "1iysl8ka3l4cdrr0r19fh1cv28q41mwpvgsb81ji7k4shkb0k3i7";
+      url = "https://files.pythonhosted.org/packages/9a/32/90a74e5ab5fd4fa4bd051a51eb9a8f63bbbf3e00a00dc5cf73ebd4ddb46a/waitress-1.4.4.tar.gz";
+      sha256 = "0qdjrwgfah09izsvll05c75fyfj1wmzpmblpn1nar1vli983dd0v";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
-    nativeBuildInputs = [];
+    nativeBuildInputs = [
+      self."setuptools"
+    ];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.zpl21 ];
     };
   };
   "wcwidth" = super.buildPythonPackage rec {
     pname = "wcwidth";
-    version = "0.1.9";
+    version = "0.2.4";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/25/9d/0acbed6e4a4be4fc99148f275488580968f44ddb5e69b8ceb53fc9df55a0/wcwidth-0.1.9.tar.gz";
-      sha256 = "1wf5ycjx8s066rdvr0fgz4xds9a8zhs91c4jzxvvymm1c8l8cwzf";
+      url = "https://files.pythonhosted.org/packages/2e/30/268d9d3ed18439b6983a8e630cd52d81fd7460a152d6e801d1b8394e51a1/wcwidth-0.2.4.tar.gz";
+      sha256 = "13z4a332pvrmn930y1fk4ry82mccsvjxjdpk8lk882rnw5p5nswc";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "webob" = super.buildPythonPackage rec {
     pname = "webob";
-    version = "1.8.5";
+    version = "1.8.6";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/9d/1a/0c89c070ee2829c934cb6c7082287c822e28236a4fcf90063e6be7c35532/WebOb-1.8.5.tar.gz";
-      sha256 = "11khpzaxc88q31v25ic330gsf56fwmbdc9b30br8mvp0fmwspah5";
+      url = "https://files.pythonhosted.org/packages/2a/32/5f3f43d0784bdd9392db0cb98434d7cd23a0d8a420c4d243ad4cb8517f2a/WebOb-1.8.6.tar.gz";
+      sha256 = "026i3z99nr3px75isa9mbnky5i7rffiv4d124h5kxfjjsxz92fma";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "webtest" = super.buildPythonPackage rec {
     pname = "webtest";
     version = "2.0.34";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/2c/74/a0e63feee438735d628631e2b70d82280276a930637ac535479e5fad9427/WebTest-2.0.34.tar.gz";
       sha256 = "0x1y2c8z4fmpsny4hbp6ka37si2g10r5r2jwxhvv5mx7g3blq4bi";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [
       self."beautifulsoup4"
       self."six"
       self."waitress"
       self."webob"
     ];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "zipp" = super.buildPythonPackage rec {
     pname = "zipp";
-    version = "1.2.0";
+    version = "3.1.0";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/78/08/d52f0ea643bc1068d6dc98b412f4966a9b63255d20911a23ac3220c033c4/zipp-1.2.0.tar.gz";
-      sha256 = "1c91lnv1bxjimh8as27hz7bghsjkkbxn1d37xq7in9c82iai0167";
+      url = "https://files.pythonhosted.org/packages/ce/8c/2c5f7dc1b418f659d36c04dec9446612fc7b45c8095cc7369dd772513055/zipp-3.1.0.tar.gz";
+      sha256 = "15pxxs9gp1lcghbl5426fk823h764a5d04cra267kxlqbkby96f5";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [
       self."setuptools"
       self."wheel"
       self."setuptools-scm"
     ];
-    propagatedBuildInputs = [
-      self."contextlib2"
-    ];
+    propagatedBuildInputs = [];
     meta = {
       license = [ pkgs.lib.licenses.mit ];
     };
   };
   "zope.deprecation" = super.buildPythonPackage rec {
     pname = "zope.deprecation";
     version = "4.4.0";
     src = fetchurl {
       url = "https://files.pythonhosted.org/packages/34/da/46e92d32d545dd067b9436279d84c339e8b16de2ca393d7b892bc1e1e9fd/zope.deprecation-4.4.0.tar.gz";
       sha256 = "1pz2cv7gv9y1r3m0bdv7ks1alagmrn5msm5spwdzkb2by0w36i8d";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [
       self."setuptools"
     ];
     meta = {
       license = [ pkgs.lib.licenses.zpl21 ];
     };
   };
   "zope.interface" = super.buildPythonPackage rec {
     pname = "zope.interface";
-    version = "4.6.0";
+    version = "5.1.0";
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/4e/d0/c9d16bd5b38de44a20c6dc5d5ed80a49626fafcb3db9f9efdc2a19026db6/zope.interface-4.6.0.tar.gz";
-      sha256 = "1rgh2x3rcl9r0v0499kf78xy86rnmanajf4ywmqb943wpk50sg8v";
+      url = "https://files.pythonhosted.org/packages/af/d2/9675302d7ced7ec721481f4bbecd28a390a8db4ff753d28c64057b975396/zope.interface-5.1.0.tar.gz";
+      sha256 = "03nrl6b8cb600dnnh46y149awvrm0gxyqgwq5hdw3lvys8mw9r20";
     };
     format = "setuptools";
     doCheck = false;
     buildInputs = [];
     checkInputs = [];
     nativeBuildInputs = [];
     propagatedBuildInputs = [
       self."setuptools"
     ];
     meta = {
       license = [ pkgs.lib.licenses.zpl21 ];
     };
   };
 }

pkgs/shell-generate.nix

@@ -1,60 +1,62 b''
 { pkgs ? (import <nixpkgs> {})
-, pythonPackages ? "python27Packages"
+, pythonPackages ? "python37Packages"
 }:
 
 with pkgs.lib;
 
 let
   _pythonPackages = pythonPackages;
 
 in
 
 let
   pythonPackages = getAttr _pythonPackages pkgs;
 
   pip2nix = import ./nix-common/pip2nix.nix {
     inherit
       pkgs
       pythonPackages;
   };
 
 in
 
 pkgs.stdenv.mkDerivation {
   name = "pip2nix-generated";
 
   buildInputs = [
     # Allows to generate python packages
     pip2nix.pip2nix
     pip2nix.pip
     pip2nix.pip-tools
+    pip2nix.cython
+    pip2nix.flit
 
     # compile using ffi
     pkgs.libffi
 
     pkgs.apr
     pkgs.aprutil
   ];
 
   shellHook = ''
     runHook preShellHook
     echo "Setting SVN_* variables"
     export SVN_LIBRARY_PATH=${pkgs.subversion}/lib
     export SVN_HEADER_PATH=${pkgs.subversion.dev}/include
     runHook postShellHook
   '';
 
   preShellHook = ''
     echo "Starting Generate Shell"
     # set unpack source date to 1980 to fix ZIP problems that does not support <1980
     export SOURCE_DATE_EPOCH=315532800
     export TMPDIR=/tmp
     export LOCALE_ARCHIVE="${pkgs.glibcLocales}/lib/locale/locale-archive"
     export LC_ALL="en_US.UTF-8"
     export PYCURL_SSL_LIBRARY=openssl
 
     # Custom prompt to distinguish from other dev envs.
     export PS1="\n\[\033[1;32m\][pip2nix-generate-shell]$\[\033[0m\] "
 
   '';
 }

requirements.txt

@@ -1,45 +1,44 b''
 ## dependencies
 
 # our custom configobj
 https://code.rhodecode.com/upstream/configobj/artifacts/download/0-012de99a-b1e1-4f64-a5c0-07a98a41b324.tar.gz?md5=6a513f51fe04b2c18cf84c1395a7c626#egg=configobj==5.0.6
 
-dogpile.cache==0.9.0
+dogpile.cache==0.9.2
 dogpile.core==0.4.1
 decorator==4.1.2
 dulwich==0.13.0
 hgsubversion==1.9.3
-hg-evolve==9.1.0
+hg-evolve==10.0.0
 
-mercurial==5.1.1
+mercurial==5.4.1
 msgpack-python==0.5.6
 
 pastedeploy==2.1.0
 pyramid==1.10.4
 pygit2==0.28.2
 
 repoze.lru==0.7
-redis==3.4.1
+redis==3.5.3
 simplejson==3.16.0
 subvertpy==0.10.1
 
-six==1.11.0
+six==1.15.0
 translationstring==1.3
-webob==1.8.5
+webob==1.8.6
 zope.deprecation==4.4.0
-zope.interface==4.6.0
+zope.interface==5.1.0
 
 ## http servers
-gevent==1.5.0
-greenlet==0.4.15
-gunicorn==19.9.0
-waitress==1.3.1
-
-## debug
-ipdb==0.13.2
-ipython==5.10.0
+#gevent==20.6.0
+#greenlet==0.4.16
+gunicorn==20.0.4
+waitress==1.4.4
 
 ## test related requirements
 -r requirements_test.txt
 
 ## uncomment to add the debug libraries
+#ipdb==0.13.2
+#ipython==7.15.0
+
 #-r requirements_debug.txt

requirements_pinned.txt

@@ -1,21 +1,19 b''
 # contains not directly required libraries we want to pin the version.
 
 atomicwrites==1.4.0
 attrs==19.3.0
 contextlib2==0.6.0.post1
-cffi==1.12.3
+cffi==1.14.0
 hupper==1.10.2
-importlib-metadata==1.6.0
-packaging==20.3
+importlib-metadata==1.6.1
+packaging==20.4
 pathlib2==2.3.5
-pygments==2.4.2
+pygments==2.6.1
 pyparsing==2.4.7
 psutil==5.7.0
 pluggy==0.13.1
 scandir==1.10.0
 setproctitle==1.1.10
 venusian==1.2.0
-wcwidth==0.1.9
-
-# ptyprocess backport, pypi version doesn't support egg/source installs on python 2.X
-https://code.rhodecode.com/upstream/ptyprocess/artifacts/download/0-c8b019b1-c4d3-46ac-a0ad-1206ec3fb3cb.tar.gz?sha256=50394f2c5e117fcab4360bf99c8bc40be7211ee1a5860aeb3809b44249550c3e#egg=ptyprocess==0.6.0
+wcwidth==0.2.4
+toml==0.10.1

setup.py

@@ -1,135 +1,134 b''
 # -*- coding: utf-8 -*-
 # RhodeCode VCSServer provides access to different vcs backends via network.
 # Copyright (C) 2014-2019 RodeCode GmbH
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software Foundation,
 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 
 # Import early to make sure things are patched up properly
 from setuptools import setup, find_packages
 
 import os
 import sys
 import pkgutil
 import platform
 import codecs
 
 try:  # for pip >= 10
     from pip._internal.req import parse_requirements
 except ImportError:  # for pip <= 9.0.3
     from pip.req import parse_requirements
 
 try:  # for pip >= 10
     from pip._internal.download import PipSession
 except ImportError:  # for pip <= 9.0.3
     from pip.download import PipSession
 
 
 if sys.version_info < (2, 7):
     raise Exception('VCSServer requires Python 2.7 or later')
 
 here = os.path.abspath(os.path.dirname(__file__))
 
 # defines current platform
 __platform__ = platform.system()
 __license__ = 'GPL V3'
 __author__ = 'RhodeCode GmbH'
 __url__ = 'https://code.rhodecode.com'
 is_windows = __platform__ in ('Windows',)
 
 
 def _get_requirements(req_filename, exclude=None, extras=None):
     extras = extras or []
     exclude = exclude or []
 
     try:
         parsed = parse_requirements(
             os.path.join(here, req_filename), session=PipSession())
     except TypeError:
         # try pip < 6.0.0, that doesn't support session
         parsed = parse_requirements(os.path.join(here, req_filename))
 
     requirements = []
     for ir in parsed:
         if ir.req and ir.name not in exclude:
             requirements.append(str(ir.req))
     return requirements + extras
 
 
 # requirements extract
 setup_requirements = ['pytest-runner']
 install_requirements = _get_requirements(
     'requirements.txt', exclude=['setuptools'])
 test_requirements = _get_requirements(
     'requirements_test.txt', extras=['configobj'])
 
 
 def get_version():
     version = pkgutil.get_data('vcsserver', 'VERSION')
-    return str(version.strip())
+    return version.decode().strip()
 
 
 # additional files that goes into package itself
 package_data = {
     '': ['*.txt', '*.rst'],
     'configs': ['*.ini'],
     'vcsserver': ['VERSION'],
 }
 
 description = 'Version Control System Server'
-keywords = ' '.join([
-    'CLI', 'RhodeCode', 'RhodeCode Enterprise', 'RhodeCode Tools'])
+keywords = ' '.join(['Version Control System'])
 
 # README/DESCRIPTION generation
 readme_file = 'README.rst'
 changelog_file = 'CHANGES.rst'
 try:
     long_description = codecs.open(readme_file).read() + '\n\n' + \
                        codecs.open(changelog_file).read()
 except IOError as err:
     sys.stderr.write(
         "[WARNING] Cannot find file specified as long_description (%s)\n "
         "or changelog (%s) skipping that file" % (readme_file, changelog_file))
     long_description = description
 
 
 setup(
     name='rhodecode-vcsserver',
     version=get_version(),
     description=description,
     long_description=long_description,
     keywords=keywords,
     license=__license__,
     author=__author__,
     author_email='[e-mail]',
     url=__url__,
     setup_requires=setup_requirements,
     install_requires=install_requirements,
     tests_require=test_requirements,
     zip_safe=False,
     packages=find_packages(exclude=["docs", "tests*"]),
     package_data=package_data,
     include_package_data=True,
     classifiers=[
         'Development Status :: 6 - Mature',
         'Intended Audience :: Developers',
         'Operating System :: OS Independent',
         'Topic :: Software Development :: Version Control',
         'License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)',
         'Programming Language :: Python :: 2.7',
     ],
     entry_points={
         'paste.app_factory': ['main=vcsserver.http_main:main']
     },
 )

shell.nix

@@ -1,66 +1,50 b''
 # This file contains the adjustments which are desired for a development
 # environment.
 
 { pkgs ? (import <nixpkgs> {})
-, pythonPackages ? "python27Packages"
+, pythonPackages ? "python37Packages"
 , doCheck ? false
 }:
 
 let
 
-  vcsserver = import ./default.nix {
+  # Full runtime environment without the actual Python package
+  env = import ./default.nix {
     inherit
       doCheck;
+    pythonExternalOverrides = self: super: {
+      rhodecode-vcsserver = null;
+    };
   };
 
-  vcs-pythonPackages = vcsserver.pythonPackages;
-
-in vcsserver.override (attrs: rec {
-  # Avoid that we dump any sources into the store when entering the shell and
-  # make development a little bit more convenient.
-  src = null;
-
-  # Add dependencies which are useful for the development environment.
-  buildInputs =
-    attrs.buildInputs ++
-    (with vcs-pythonPackages; [
-      ipdb
-    ]);
+  # The python package with full runtime environment as dependency for nix-shell
+  package = (import ./default.nix {
+    inherit
+      doCheck;
+    pythonExternalOverrides = self: super: {
+      rhodecode-vcsserver = super.rhodecode-vcsserver.overridePythonAttrs(attrs: {
+        nativeBuildInputs = with self;
+          attrs.nativeBuildInputs ++
+          attrs.buildInputs ++
+          attrs.propagatedBuildInputs ++ [
+          env
+          pytest
+          ipdb
+          ipython
+        ];
+      });
+    };
+  }).passthru.pythonPackages.rhodecode-vcsserver;
 
-  # place to inject some required libs from develop installs
-  propagatedBuildInputs =
-    attrs.propagatedBuildInputs ++
-    [];
-
-  # Make sure we execute both hooks
-  shellHook = ''
-    runHook preShellHook
-    runHook postShellHook
-  '';
-
-  preShellHook = ''
-    echo "Entering vcsserver-shell"
-
+in package.overridePythonAttrs(attrs: {
+  postShellHook= ''
     # Custom prompt to distinguish from other dev envs.
     export PS1="\n\[\033[1;32m\][vcsserver-shell:\w]$\[\033[0m\] "
 
     # Set locale
     export LOCALE_ARCHIVE="${pkgs.glibcLocales}/lib/locale/locale-archive"
     export LC_ALL="en_US.UTF-8"
 
-    # Setup a temporary directory.
-    tmp_path=$(mktemp -d)
-    export PATH="${pkgs.subversion}/bin:${pkgs.git}/bin:${vcs-pythonPackages.mercurial}/bin:$tmp_path/bin:$PATH"
-    export PYTHONPATH="$tmp_path/${vcs-pythonPackages.python.sitePackages}:$PYTHONPATH"
-    mkdir -p $tmp_path/${vcs-pythonPackages.python.sitePackages}
-
-    # Develop installation
-    echo "[BEGIN]: develop install of rhodecode-vcsserver"
-    python setup.py develop --prefix $tmp_path --allow-hosts ""
-  '';
-
-  postShellHook = ''
-
   '';
 
 })