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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 page_crawled(self, page_resp):
 """Check if page has been crawled by hashing its text content. Add new pages to the page cache. Return whether page was found in cache. """

        page_text = utils.parse_text(page_resp)
        page_hash = utils.hash_text(''.join(page_text))
        if page_hash not in self.page_cache:
            utils.cache_page(self.page_cache, page_hash, self.args['cache_size'])
            return False
        return True