Initial commit

flake.nix

@@ -0,0 +1,35 @@
+{
+  description = "A Python project";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+  }: let
+    system = "x86_64-linux";
+    pkgs = import nixpkgs {inherit system;};
+
+    my-python = pkgs.python3.withPackages (ps: [ps.numpy]);
+  in {
+    formatter.${system} = pkgs.alejandra;
+
+    devShells.${system} = {
+      default = self.devShells.${system}.foo;
+      foo = pkgs.mkShell {
+        packages = with pkgs; [
+          my-python
+        ];
+      };
+    };
+
+    packages.${system} = {
+      default = self.packages.${system}.hello;
+      hello = pkgs.writeShellScriptBin "hello" ''
+        ${pkgs.python3}/bin/python ${./main.py}
+      '';
+    };
+  };
+}