diff --git a/extras/dev.nix b/extras/dev.nix
index e027b3b..2d858ec 100644
--- a/extras/dev.nix
+++ b/extras/dev.nix
@@ -76,8 +76,9 @@
         # python
         # pypy3
         python3
-        uv
         ruff
+        ty
+        uv
         python312
 
         # rust
diff --git a/systems/BASED.nix b/systems/BASED.nix
index a3836db..749a35b 100644
--- a/systems/BASED.nix
+++ b/systems/BASED.nix
@@ -90,7 +90,7 @@
     services.gnome.gcr-ssh-agent.enable = false;
 
     services.printing.enable = lib.mkDefault true;
-    services.printing.drivers = with pkgs; lib.mkDefault [gutenprint gutenprintBin];
+    services.printing.drivers = with pkgs; lib.mkDefault [gutenprint gutenprintBin hplip];
     services.avahi = {
         enable = true;
         nssmdns4 = true;
diff --git a/users/tao/direnv/uv.sh b/users/tao/direnv/uv.sh
deleted file mode 100644
index 90b3a1e..0000000
--- a/users/tao/direnv/uv.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-layout_python_uv() {
-  local python=${1:-python}
-  [[ $# -gt 0 ]] && shift
-  unset PYTHONHOME
-  local python_version=$($python -V | cut -d " " -f 2 | cut -d . -f 1-2)
-  if [[ -z $python_version ]]; then
-      log_error "Could not find python's version"
-      return 1
-  fi
-
-  if [[ -n "${VIRTUAL_ENV:-}" ]]; then
-      local REPLY
-      realpath.absolute "$VIRTUAL_ENV"
-      VIRTUAL_ENV=$REPLY
-  else
-      VIRTUAL_ENV=$(direnv_layout_dir)/python-$python_version
-  fi
-  if [[ ! -d $VIRTUAL_ENV ]]; then
-      uv venv -p $python "$@" "$VIRTUAL_ENV"
-  fi
-  export VIRTUAL_ENV
-  PATH_add "$VIRTUAL_ENV/bin"
-}
diff --git a/users/tao/helix.nix b/users/tao/helix.nix
index 49f42d6..13e2c2a 100644
--- a/users/tao/helix.nix
+++ b/users/tao/helix.nix
@@ -80,6 +80,14 @@
                 "typst"
             ];
             language = [
+                {
+                    name = "python";
+                    auto-format = true;
+                    # formatter = {
+                    #     command = "ruff";
+                    #     args = ["format"];
+                    # };
+                }
                 {
                     name = "typst";
                     text-width = 100;
diff --git a/users/tao/nushell/env.nu b/users/tao/nushell/env.nu
index 9997a87..30b491f 100644
--- a/users/tao/nushell/env.nu
+++ b/users/tao/nushell/env.nu
@@ -79,7 +79,7 @@ $env.NU_PLUGIN_DIRS = [
 ]
 
 # To add entries to PATH (on Windows you might use Path), you can use the following pattern:
-$env.PATH = ($env.PATH | split row (char esep) | prepend '/home/tao/.cargo/bin')
+$env.PATH = ($env.PATH | split row (char esep) | prepend '/home/tao/.local/bin')
 
 $env.GOPATH = '/home/tao/.go'