code: def save_styles(self, path: str = None) -> None:
      # The path argument is deprecated, but kept for backwards compatibility
      _ = path
  
      style_paths = self.get_style_paths()
  
      csv_names = [
          os.path.split(path)[1].lower() for path in style_paths
      ]
  
      for style_path in style_paths:
          # Always keep a backup file around
          if os.path.exists(style_path):
              shutil.copy(style_path, f"{style_path}.bak")
  
          # Write the styles to the CSV file
          with open(
              style_path, "w", encoding="utf-8-sig", newline=""
          ) as file:
              writer = csv.DictWriter(
                  file, fieldnames=self.prompt_fields
              )
              writer.writeheader()
              for style in (
                  s
                  for s in self.styles.values()
                  if s.path == style_path
              ):
                  # Skip style list dividers, e.g. "STYLES.CSV"
                  if style.name.lower().strip("# ") in csv_names:
                      continue
                  # Write style fields, ignoring the path field
                  writer.writerow(
                      {
                          k: v
                          for k, v in style._asdict().items()
                          if k != "path"
                      }
                  )
  
imports: import csv
  import fnmatch
  import os
  import os.path
  import typing
  import shutil
label_desc: Use image node_id 9 for calling the StyleDatabase obj's underlying member method code with example usage: obj.save_styles(path) without return types