AsyncMongo is an asynchronous library for accessing mongo which is built on the tornado ioloop.
Installing: pip install asyncmongo
Installing form github: pip install -e git://github.com/bitly/asyncmongo.git#egg=asyncmongo
Installing from source: git clone git://github.com/bitly/asyncmongo.git; cd asyncmongo; python setup.py install
import asyncmongo
import tornado.web
class Handler(tornado.web.RequestHandler):
@property
def db(self):
if not hasattr(self, '_db'):
self._db = asyncmongo.Client(pool_id='mydb', host='127.0.0.1', port=27107, maxcached=10, maxconnections=50, dbname='test')
return self._db
@tornado.web.asynchronous
def get(self):
self.db.users.find({'username': self.current_user}, limit=1, callback=self._on_response)
# or
# conn = self.db.connection(collectionname="...", dbname="...")
# conn.find(..., callback=self._on_response)
def _on_response(self, response, error):
if error:
raise tornado.web.HTTPError(500)
self.render('template', full_name=respose['full_name'])
Features not supported: some features from pymongo are not currently implemented. i.e.: directly interfacing with indexes, dropping collections, and retrieving results in batches instead of all at once. (asyncmongo's nature means that no calls are blocking regardless of the number of results you are retrieving)
The following two python libraries are required
Please report any issues via github issues