from cookies.resources.helpers import setNoCacheAndCORSHeaders
def main(request, response):
# Step 9 (partitioned-popins/partitioned-popins.request-header.tentative.https.window.js)
headers = setNoCacheAndCORSHeaders(request, response)
headers[0] = (b"Content-Type", b"text/html")
message = request.GET[b'message']
message += b"iframe("
message += request.headers.get(b"Sec-Popin-Context", b"missing")
message += b")-"
document = b"""
"""
return headers, document