adding more books Markdown conversion

web/app/relationships.py

 from .models import Resource
 from .models import Relationship
 from . import db
+import markdown
 
 # function to retrieve linked resources
 def get_relationships(primary_id):
                 else:
                     resource.__dict__['practices'].append(relationship)
             elif relationship.type == 'book':
+                # render Markdown as HTML
+                relationship.description = markdown.markdown(relationship.description)
                 if 'books' not in resource.__dict__.keys():
                     resource.__dict__['books'] = []
                     resource.__dict__['books'].append(relationship)

web/app/resources.py

     if resource.type == 'book':
         # render Markdown as HTML
         resource.description = markdown.markdown(resource.description)
+        # get additional book metadata
         book_data = get_book_data(resource.isbn)
         if book_data:
             resource.__dict__.update(book_data)