feed: move to saneyaml

lumbunglib/feed.py

@@ -13,8 +13,7 @@ import requests
 from bs4 import BeautifulSoup
 from slugify import slugify
 from re import compile as re_compile
-from re import sub
-yamlre = re_compile('[_\'\[\]\{\}\#\&\*\!\|\>\`\"\%]')
+import saneyaml
 
 
 def write_etag(feed_name, feed_data):
@@ -121,12 +120,12 @@ def sanitize_yaml (frontmatter):
             #some fields are lists
             l = []
             for i in v:
-                i = yamlre.sub(r'\\\g<0>', i)
+                i = saneyaml.load(i)
                 l.append(i)
             frontmatter[k] = l
 
         else:
-            v = yamlre.sub(r'\\\g<0>', v)
+            v = saneyaml.load(v)
             frontmatter[k] = v
 
     return frontmatter