Improve import order and docstring

Author: rhettinger

pubsub/pubsub.py

@@ -66,7 +66,7 @@ def get_followers(user: User) -> List[User]:
 def get_followed(user: User) -> List[User]:
     return sorted(following[user])
 
-def search(phrase:str, limit: Optional[int] = None) -> List[Post]:
+def search(phrase: str, limit: Optional[int] = None) -> List[Post]:
     if hashtag_pattern.match(phrase):
         return list(islice(hashtag_index[phrase], limit))
     return list(islice((post for post in posts if phrase in post.text), limit))

pubsub/session.py

@@ -1,8 +1,8 @@
-'Sample data to test the pubsub pubsub'
+'Sample data for pubsub'
 
-from pubsub import set_user, post_message, follow
 from pprint import pprint
 from time import time
+from pubsub import set_user, post_message, follow
 
 set_user('raymondh', displayname='Raymond Hettinger', password='superman123',
          email='[email protected]', bio='Former fashion photographer', photo='raymond.jpg')

pubsub/webapp.py

@@ -1,9 +1,9 @@
 from typing import Dict
+import secrets
 from bottle import get, run, post, view, abort
 from bottle import response, request, static_file, template
 import pubsub
 import pubsub as comb
-import secrets
 import session
 
 secret = 'the life expectancy of a lannister stark or targaryen is short'