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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_gallery(self, section='hot', sort='viral', window='day', show_viral=True, limit=None):
 """ Return a list of gallery albums and gallery images. :param section: hot | top | user - defaults to hot. :param sort: viral | time - defaults to viral. :param window: Change the date range of the request if the section is "top", day | week | month | year | all, defaults to day. :param show_viral: true | false - Show or hide viral images from the 'user' section. Defaults to true. :param limit: The number of items to return. """

        url = (self._base_url + "/3/gallery/{}/{}/{}/{}?showViral="
               "{}".format(section, sort, window, '{}', show_viral))
        resp = self._send_request(url, limit=limit)
        return [_get_album_or_image(thing, self) for thing in resp]