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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 adjust_response(self, response):
        'Locate placeholder magic strings and replace with content'

        try:
            c1 = self._replace(response.content,
                               self.header_placeholder,
                               self.embedded_holder.css)

            response.content = self._replace(c1,
                                             self.footer_placeholder,
                                             "\n".join([self.embedded_holder.config,
                                                        self.embedded_holder.scripts]))
        except AttributeError:
            # Catch the "FileResponse instance has no `content` attribute" error when serving media files in the Django development server.
            pass

        return response