Package dibbler with nix

.gitignore

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+result/
+result-*/

default.nix

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+{ pkgs ? import <nixos-unstable> { } }:
+
+rec {
+
+  dibbler = pkgs.callPackage ./nix/dibbler.nix { };
+
+}

nix/dibbler.nix

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+{ lib, python3Packages, fetchFromGitHub }:
+
+let
+  packbits = python3Packages.buildPythonPackage rec {
+    pname = "packbits";
+    version = "0.6";
+
+    src = python3Packages.fetchPypi {
+      inherit pname version;
+      sha256 = "0d7hzxxhyv6x160dnfjrdpyaz0239300cpl3za6aq12fnc5kfsxw";
+    };
+  };
+  brother-ql = python3Packages.buildPythonPackage rec {
+    pname = "brother-ql";
+    version = "0.9.4";
+
+    src = python3Packages.fetchPypi {
+      pname = "brother_ql";
+      inherit version;
+      sha256 = "0q469rhkrjyhhplvs7j2hdsbnvpp0404fzrr0k1cj4ph76h5fp0z";
+    };
+
+    propagatedBuildInputs = with python3Packages; [
+      click
+      future
+      packbits
+      pillow
+      pyusb
+      attrs
+    ];
+  };
+  python-barcode = python3Packages.buildPythonPackage rec {
+    pname = "python-barcode";
+    version = "0.13.1";
+
+    src = python3Packages.fetchPypi {
+      inherit pname version;
+      sha256 = "0lmj4cp9g38hyb15yfyndarw5xhqzyac48g5gdvnkng94jma9yzs";
+    };
+
+    propagatedBuildInputs = with python3Packages; [ pillow setuptools_scm ];
+
+    doCheck = false;
+
+    #checkInputs = with python3Packages; [ tox ];
+  };
+in
+python3Packages.buildPythonApplication {
+  pname = "dibbler";
+  version = "unstable-2021-09-07";
+
+  format = "other";
+
+  src = lib.cleanSource ../.;
+
+  propagatedBuildInputs = with python3Packages; [
+    brother-ql
+    sqlalchemy
+    psycopg2
+    python-barcode
+  ];
+
+  preInstall = ''
+    libdir=$out/lib/${python3Packages.python.libPrefix}/site-packages
+    mkdir -p $out/bin $libdir
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    libdir=$out/lib/${python3Packages.python.libPrefix}/site-packages
+    mv * $libdir
+
+    mv $libdir/text_based.py $out/bin/text_based.py
+
+    runHook postInstall
+  '';
+
+}