Add standard nix files and nix-ld

flake-template.nix

@@ -1,23 +1,14 @@
 {
-  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable-small";
+  description = "";
 
-  outputs =
-    { self, nixpkgs, ... }:
-    let
-      system = "x86_64-linux";
-    in
-    {
-      devShells."${system}".default =
-        let
-          pkgs = import nixpkgs {
-            inherit system;
-          };
-        in
-        pkgs.mkShell {
-          packages = with pkgs; [
-          ];
+  inputs.flake-utils.url = "github:numtide/flake-utils";
 
-          shellHook = "";
-        };
-    };
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem
+      (system:
+        let pkgs = nixpkgs.legacyPackages.${system}; in
+        {
+          devShell = import ./shell.nix { inherit pkgs; };
+        }
+      );
 }

python-data-science.nix

@@ -1,8 +1,8 @@
-{ config, lib, pkgs, ... }:
+{ pkgs ? import <nixpkgs> { } }:
 
 with pkgs;
 
-{
+mkShell {
   buildInputs = [
     python3
     python3Packages.jupyter
@@ -12,4 +12,10 @@ with pkgs;
     python3Packages.matplotlib
     python3Packages.seaborn
   ];
+
+  shellHook = ''
+    trap "kill 0" EXIT
+
+    jupyter notebook
+  '';
 }