HTTP/1.1 302 Found Date: Mon, 06 Oct 2025 07:40:38 GMT Content-Type: text/html; charset=utf-8 Content-Length: 0 Connection: keep-alive CF-RAY: 98a383004cd13f1b-NRT Cache-Control: max-age=0, no-cache, no-store, must-revalidate, private cross-origin-opener-policy: same-origin expires: Mon, 06 Oct 2025 07:40:38 GMT location: /lessons/excel-python-openpyxl-overview/ nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1} referrer-policy: strict-origin-when-cross-origin,origin report-to: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=PsMn%2F7I58S8NMENNu0Pi1gQxS8b%2FZFsxZywSzkF7xJY%3D\u0026sid=67ff5de4-ad2b-4112-9289-cf96be89efed\u0026ts=1759736438"}],"max_age":3600} reporting-endpoints: heroku-nel="https://nel.heroku.com/reports?s=PsMn%2F7I58S8NMENNu0Pi1gQxS8b%2FZFsxZywSzkF7xJY%3D&sid=67ff5de4-ad2b-4112-9289-cf96be89efed&ts=1759736438" Set-Cookie: origin=ref-www.realpython.com; expires=Sat, 01 Jul 2028 07:40:38 GMT; Max-Age=86313600; Path=/ Set-Cookie: cid=5498a048b5b14b65b3167c398a60e928; expires=Tue, 06 Oct 2026 07:40:38 GMT; Max-Age=31536000; Path=/ strict-transport-security: max-age=31536000; includeSubDomains; preload vary: Cookie via: 2.0 heroku-router x-content-type-options: nosniff x-frame-options: SAMEORIGIN cf-cache-status: DYNAMIC Server: cloudflare alt-svc: h3=":443"; ma=86400