cleaned up code and remove unneeded error checks

plugins/hackernews.py

@@ -1,29 +1,10 @@
-import re
-import urlparse
-
 from util import http, hook
 
 
-base_api = 'https://hacker-news.firebaseio.com/v0/item/'
-
-
-def get_by_id(id):
-    url = base_api + id + ".json?print=pretty"
-
-    try:
-        return http.get_json(url)
-    except ValueError:
-        return None
-
-
-@hook.regex(r'(?i)https://(?:www\.)?news\.ycombinator\.com(?:/.+)?')
+@hook.regex(r'(?i)https://(?:www\.)?news\.ycombinator\.com\S*id=(\d+)')
 def hackernews(match):
-    parsed = urlparse.urlparse(match.group())
-    id = urlparse.parse_qs(parsed.query)['id'][0]
-    entry = get_by_id(id)
-
-    if not entry:
-        return
+    base_api = 'https://hacker-news.firebaseio.com/v0/item/'
+    entry = http.get_json(base_api + match.group(1) + ".json")
 
     if entry['type'] == "story":
         return "{title} by {by} with {score} points and {descendants} comments ({url})".format(**entry)