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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 _inline_styles(self):
 """ Downloads the assets from the style URL list, clears it, and adds each style with its embedded asset to the literal style list. """

        styles = self._get_styles(self.assets.style_urls, url_for('asset'))
        self.assets.styles.extend(styles)
        self.assets.style_urls[:] = []