diff --git a/config.nix b/config.nix
index 414a68b..a732c0e 100644
--- a/config.nix
+++ b/config.nix
@@ -254,7 +254,7 @@
           command = "sh";
           args = [
             "-c"
-            "set -o pipefail; ${gotools}/bin/goimports | ${gofumpt}/bin/gofumpt"
+            "set -o pipefail; ${lib.getExe' gotools "goimports"} | ${lib.getExe gofumpt}"
           ];
         };
       }
@@ -262,7 +262,7 @@
         name = "nix";
         auto-format = true;
         formatter = {
-          command = "${nixfmt-rfc-style}/bin/nixfmt";
+          command = "${lib.getExe nixfmt-rfc-style}";
           args = [ "-q" ];
         };
       }
@@ -270,13 +270,44 @@
         name = "jsonnet";
         auto-format = true;
         formatter = {
-          command = "${jsonnet}/bin/jsonnetfmt";
+          command = "${lib.getExe' jsonnet "jsonnet"}";
           args = [ "-" ];
         };
       }
+      {
+        name = "python";
+        auto-format = true;
+        formatter = {
+          args = [
+            "format"
+            "--stdin-filename"
+            "file.py"
+            "-"
+          ];
+          command = "${lib.getExe ruff}";
+        };
+        language-servers = [ "pylsp" ];
+      }
     ];
     language-server = {
       nil.config.nil.nix.flake.autoEvalInputs = true;
+      pylsp.config.pylsp = {
+        plugins = {
+          flake8.enabled = false;
+          mypy = {
+            dmypy = true;
+            enabled = true;
+            report_progress = true;
+          };
+          pycodestyle.enabled = false;
+          pyflakes.enabled = false;
+          ruff = {
+            enabled = true;
+            extendSelect = [ "I" ];
+            format = [ "I" ];
+          };
+        };
+      };
     };
   };
   themes = {
diff --git a/flake.nix b/flake.nix
index d7cf81a..4b676d1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -83,7 +83,9 @@
       packages.x86_64-linux.default =
         pkgs.runCommand "hx"
           {
-            buildInputs = [ pkgs.makeWrapper ];
+            buildInputs = with pkgs; [
+              makeWrapper
+            ];
           }
           ''
             mkdir $out
@@ -112,7 +114,9 @@
             mkdir -p $out/home/git
             ln -s ${ignoreFile} $out/home/git/ignore
 
-            makeWrapper ${pkgs.helix}/bin/hx $out/bin/hx --set HELIX_RUNTIME $out/lib/runtime --set XDG_CONFIG_HOME $out/home
+            makeWrapper ${pkgs.helix}/bin/hx $out/bin/hx \
+              --set HELIX_RUNTIME $out/lib/runtime \
+              --set XDG_CONFIG_HOME $out/home \
           '';
     };
 }