Replace Amazon pixel with image

Author: dbader

docs/_extra/_redirects

@@ -14,3 +14,5 @@ https://python-guide.org/*                      https://docs.python-guide.org/:s
 
 # Redirect Netlify version to primary domain
 https://python-guide.netlify.com/*              https://docs.python-guide.org/:splat       301!
+
+/guide-book                                     https://realpython.com/asins/1491933178/   302

docs/_static/guide-book-cover.jpg

@@ -26,7 +26,7 @@ <h3>O'Reilly Book</h3>
 
 <p>This guide is now available in tangible book form!</p>
 
-<a href="https://www.amazon.com/Hitchhikers-Guide-Python-Practices-Development/dp/1491933178/ref=as_li_ss_il?ie=UTF8&linkCode=li2&tag=bookforkind-20&linkId=804806ebdacaf3b56567347f3afbdbca" target="_blank"><img border="0" src="https://ws-na.amazon-adsystem.com/widgets/q?_encoding=UTF8&ASIN=1491933178&Format=_SL160_&ID=AsinImage&MarketPlace=US&ServiceVersion=20070822&WS=1&tag=bookforkind-20" ></a><img src="//ir-na.amazon-adsystem.com/e/ir?t=bookforkind-20&l=li2&o=1&a=1491933178" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />
+<p><a href="/guide-book" target="_blank"><img style="max-width: 66%; text-align: center;" src="/_static/guide-book-cover.jpg" alt="Python Guide Book Cover"></a></p>
 
 <p>All proceeds are being directly donated to the <a href="https://djangogirls.org">DjangoGirls</a> organization.</p>
 

docs/_templates/sidebarintro.html

@@ -25,7 +25,7 @@ <h3>O'Reilly Book</h3>
 
 <p>This guide is now available in tangible book form!</p>
 
-<a href="https://www.amazon.com/Hitchhikers-Guide-Python-Practices-Development/dp/1491933178/ref=as_li_ss_il?ie=UTF8&linkCode=li2&tag=bookforkind-20&linkId=804806ebdacaf3b56567347f3afbdbca" target="_blank"><img border="0" src="https://ws-na.amazon-adsystem.com/widgets/q?_encoding=UTF8&ASIN=1491933178&Format=_SL160_&ID=AsinImage&MarketPlace=US&ServiceVersion=20070822&WS=1&tag=bookforkind-20" ></a><img src="//ir-na.amazon-adsystem.com/e/ir?t=bookforkind-20&l=li2&o=1&a=1491933178" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />
+<p><a href="/guide-book" target="_blank"><img style="max-width: 66%; text-align: center;" src="/_static/guide-book-cover.jpg" alt="Python Guide Book Cover"></a></p>
 
 <p>All proceeds are being directly donated to the <a href="https://djangogirls.org">DjangoGirls</a> organization.</p>