This is an article about how to rip the country land border data from wiki, reformat it, and dump it into a neo4j graph.
This is an article about graph databases in general.
This is an article about neo4j. From the ground up, maybe some reference material.
Building Web Applications with Python and Neo4j
The first half focuses on setting up the software and interacting with your first graph database using cypher. The second half is overloaded with basic Flask and Django based tutorials alongside deployment issues like caching, fault tolerance, clustering, and other advanced features. It provides a nice overview, but a whole book could be written about each of the last three chapters.