@font-face{font-family:source sans pro;font-style:normal;font-weight:300;font-display:swap;src:url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_300.8181c8aa9ec9.woff2) format('woff2'),url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_300.2683c86b8487.woff) format('woff')}@font-face{font-family:source sans pro;font-style:normal;font-weight:400;font-display:swap;src:url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_400.b40f21a99756.woff2) format('woff2'),url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_400.9f3df6ec519c.woff) format('woff')}@font-face{font-family:source sans pro;font-style:normal;font-weight:700;font-display:swap;src:url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_700.be532c665784.woff2) format('woff2'),url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_700.ea77ed768f4b.woff) format('woff')}@font-face{font-family:source sans pro;font-style:italic;font-weight:400;font-display:swap;src:url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_400italic.7a33ef412472.woff2) format('woff2'),url(/proxy/123456/web.archive.org/web/20240303070244im_/https://realpython.com/static/gfonts/Source_Sans_Pro_400italic.bf78b8759f50.woff) format('woff')}
/*
     FILE ARCHIVED ON 07:02:44 Mar 03, 2024 AND RETRIEVED FROM THE
     INTERNET ARCHIVE ON 04:47:09 Apr 03, 2026.
     JAVASCRIPT APPENDED BY WAYBACK MACHINE, COPYRIGHT INTERNET ARCHIVE.

     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
     SECTION 108(a)(3)).
*/
/*
playback timings (ms):
  captures_list: 0.404
  exclusion.robots: 0.042
  exclusion.robots.policy: 0.035
  esindex: 0.006
  cdx.remote: 10.987
  LoadShardBlock: 85.514 (3)
  PetaboxLoader3.datanode: 96.754 (4)
  load_resource: 95.301
  PetaboxLoader3.resolve: 45.602
*/