diff --git a/scripts/gen_theme_previews.py b/scripts/gen_theme_previews.py
index 892cf31..cb85a1d 100644
--- a/scripts/gen_theme_previews.py
+++ b/scripts/gen_theme_previews.py
@@ -8,15 +8,18 @@ from typing import Tuple
 
 import yaml
 
+
 def get_all_input_files(input_dir: str) -> List[str]:
     filenames = next(os.walk(input_dir), (None, None, []))[2]
     files = filter(lambda f: (f.endswith("yaml") or f.endswith("yml")), filenames)
     return list(files)
 
+
 def ensure_output_dir(output_dir: str):
     if not os.path.exists(output_dir):
         os.makedirs(output_dir)
 
+
 def add_color_to_dict(
     output: Dict[str, str], obj: Dict[str, str], key: str, prefix: Optional[str] = None
 ):
@@ -24,6 +27,7 @@ def add_color_to_dict(
         prefix = ""
     output[f"{prefix}{key}"] = obj[key]
 
+
 def get_color_dict(input_dir: str, file_name: str) -> Dict[str, str]:
     file = open(os.path.join(input_dir, file_name), "r")
     loaded_theme = yaml.safe_load(file)
@@ -42,6 +46,7 @@ def get_color_dict(input_dir: str, file_name: str) -> Dict[str, str]:
 
     return output
 
+
 def file_name_to_display(file_name: str) -> str:
     file_name = Path(file_name).with_suffix("").name
 
@@ -51,6 +56,7 @@ def file_name_to_display(file_name: str) -> str:
         output.append(s.capitalize())
     return " ".join(output)
 
+
 def gen_svg_for_theme(color_dict: Dict[str, str], svg_template: str) -> str:
     output = svg_template
 
@@ -59,6 +65,7 @@ def gen_svg_for_theme(color_dict: Dict[str, str], svg_template: str) -> str:
             output = output.replace(f"{{{key}}}", value)
     return output
 
+
 def main():
     parser = argparse.ArgumentParser(
         description="Generate README.md with embedded SVG previews."
@@ -117,5 +124,6 @@ def main():
     with open(os.path.join(output_dir, "README.md"), "w") as output:
         output.write(output_str)
 
+
 if __name__ == "__main__":
     main()