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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 is_cloudflare_challenge(response):
 """Test if the given response contains the cloudflare's anti-bot protection"""


        return (
            response.status == 503
            and response.headers.get('Server', '').startswith(b'cloudflare')
            and 'jschl_vc' in response.text
            and 'jschl_answer' in response.text
        )