diff --git a/pkgs/applications/editors/vim/plugins/utils/nvim-treesitter/update.py b/pkgs/applications/editors/vim/plugins/utils/nvim-treesitter/update.py
index 6b19eb24ebf6..7ae13615d2ab 100755
--- a/pkgs/applications/editors/vim/plugins/utils/nvim-treesitter/update.py
+++ b/pkgs/applications/editors/vim/plugins/utils/nvim-treesitter/update.py
@@ -1,56 +1,58 @@
 #!/usr/bin/env nix-shell
-#!nix-shell update-shell.nix -i python
+#!nix-shell ./update-shell.nix -i python
 
 import json
 import logging
 import os
 import subprocess
 from concurrent.futures import ThreadPoolExecutor
+from pathlib import Path
 
 import requests
 
 log = logging.getLogger("vim-updater")
 
-NURR_JSON_URL = "https://raw.githubusercontent.com/nvim-neorocks/nurr/main/tree-sitter-parsers.json"
+NURR_JSON_URL = (
+    "https://raw.githubusercontent.com/nvim-neorocks/nurr/main/tree-sitter-parsers.json"
+)
+
 
 def generate_grammar(lang, parser_info):
     """Generate grammar for a language based on the parser info"""
-    try:
-        if "install_info" not in parser_info:
-            log.warning(f"Parser {lang} does not have install_info, skipping")
-            return ""
+    if "install_info" not in parser_info:
+        log.warning(f"Parser {lang} does not have install_info, skipping")
+        return ""
 
-        install_info = parser_info["install_info"]
+    install_info = parser_info["install_info"]
 
-        url = install_info["url"]
-        rev = install_info["revision"]
+    url = install_info["url"]
+    rev = install_info["revision"]
 
-        generated = f"""  {lang} = buildGrammar {{
+    generated = f"""  {lang} = buildGrammar {{
     language = "{lang}";
     version = "0.0.0+rev={rev[:7]}";
     src = """
 
-        generated += subprocess.check_output(["nurl", url, rev, "--indent=4"], text=True)
-        generated += ";"
+    generated += subprocess.check_output(
+        ["nurl", url, rev, "--indent=4"], text=True
+    )
+    generated += ";"
 
-        location = install_info.get("location", "")
-        if location:
-            generated += f"""
+    location = install_info.get("location", "")
+    if location:
+        generated += f"""
     location = "{location}";"""
 
-        if install_info.get("generate", False):
-            generated += """
+    if install_info.get("generate", False):
+        generated += """
     generate = true;"""
 
-        generated += f"""
+    generated += f"""
     meta.homepage = "{url}";
   }};
 """
 
-        return generated
-    except Exception as e:
-        log.error(f"Error generating grammar for {lang}: {e}")
-        return ""
+    return generated
 
 
 def fetch_nurr_parsers():
@@ -81,12 +83,7 @@ def fetch_nurr_parsers():
 
 def process_parser_info(parser_info):
     """Process a single parser info entry and generate grammar for it"""
-    try:
-        lang = parser_info["lang"]
-        return generate_grammar(lang, parser_info)
-    except Exception as e:
-        log.error(f"Error processing parser: {e}")
-        return ""
+    return generate_grammar(parser_info["lang"], parser_info)
 
 
 def update_grammars():
@@ -119,13 +116,10 @@ def update_grammars():
 
 
 if __name__ == "__main__":
-    logging.basicConfig(level=logging.INFO, format='%(levelname)s: %(message)s')
+    logging.basicConfig(level=logging.INFO, format="%(levelname)s: %(message)s")
 
     generated = update_grammars()
-    output_path = os.path.join(
-        os.path.dirname(__file__),
-        "../../nvim-treesitter/generated.nix"
-    )
+    output_path = Path(__file__).parent.parent / "nvim-treesitter/generated.nix"
     log.info("Writing output to %s", output_path)
     with open(output_path, "w") as f:
         f.write(generated)