Add 'universe/' from commit '8ad51b24dd'

git-subtree-dir: universe
git-subtree-mainline: 15110e6de9
git-subtree-split: 8ad51b24dd

universe/advent-of-code/writePythonBin.nix

@@ -0,0 +1,18 @@
+{ pkgs ? import <nixpkgs> {}, ... }:
+
+{ name, deps, src }:
+
+let
+  inherit (pkgs) pythonPackages writeTextFile;
+  inherit (builtins) toFile;
+
+in writeTextFile {
+  inherit name;
+  executable = true;
+  destination = "/bin/${name}";
+
+  text = ''
+    #!/bin/sh
+    ${pkgs.python3}/bin/python3 ${src}
+  '';
+}