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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_thumbnail_name(self, thumbnail_options, transparent=False, high_resolution=False):
 """ A version of ``Thumbnailer.get_thumbnail_name`` that produces a reproducible thumbnail name that can be converted back to the original filename. """

        path, source_filename = os.path.split(self.name)
        source_extension = os.path.splitext(source_filename)[1][1:]
        if self.thumbnail_preserve_extensions is True or \
            (self.thumbnail_preserve_extensions and source_extension.lower()
             in self.thumbnail_preserve_extensions):
            extension = source_extension
        elif transparent:
            extension = self.thumbnail_transparency_extension
        else:
            extension = self.thumbnail_extension
        extension = extension or 'jpg'

        thumbnail_options = thumbnail_options.copy()
        size = tuple(thumbnail_options.pop('size'))
        quality = thumbnail_options.pop('quality', self.thumbnail_quality)
        initial_opts = ['%sx%s' % size, 'q%s' % quality]

        opts = list(thumbnail_options.items())
        opts.sort()   # Sort the options so the file name is consistent.
        opts = ['%s' % (v is not True and '%s-%s' % (k, v) or k)
                for k, v in opts if v]

        all_opts = '_'.join(initial_opts + opts)

        basedir = self.thumbnail_basedir
        subdir = self.thumbnail_subdir

        # make sure our magic delimiter is not used in all_opts
        all_opts = all_opts.replace('__', '_')
        if high_resolution:
            try:
                all_opts += self.thumbnail_highres_infix
            except AttributeError:
                all_opts += '@2x'
        filename = '%s__%s.%s' % (source_filename, all_opts, extension)

        return os.path.join(basedir, path, subdir, filename)