code: def save(self, path):
          
          (folder, filename) = os.path.split(path)
          (name, extension) = os.path.splitext(filename)
  
          if not name:
              raise ValueError, "name is required"
  
          if extension:
              format = Image.image_format(extension)
          else:
              format = self.format
              filename = name + self.extension
              path = os.path.join(folder, filename)
  
          image = self.convert(format)
          if image._contents:
              f = open(path, "wb")
              f.write(image._contents)
              f.close()
          else:
              image.pil_image.save(path, format)
  
          return path
docs: Save image to file path.
  
          The image format is guessed from the extension. If path has no
          extension, the image's :attr:`format` is used.
  
          :returns: Path to the saved file.