>>> import pymongo
>>> from pymongo import MongoClient
>>> client = MongoClient('localhost', 3306)
>>> db = client.test_database
>>> import datetime
>>> post = {"author": "Mike",
...         "text": "My first blog post!",
...         "tags": ["mongodb", "python", "pymongo"],
...         "date": datetime.datetime.utcnow()}
>>> posts = db.posts
>>> post_id = posts.insert_one(post).inserted_id
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/local/lib/python2.7/dist-packages/pymongo/collection.py", line 466, in insert_one
    with self._socket_for_writes() as sock_info:
  File "/usr/lib/python2.7/contextlib.py", line 17, in __enter__
    return self.gen.next()
  File "/usr/local/lib/python2.7/dist-packages/pymongo/mongo_client.py", line 663, in _get_socket
    server = self._get_topology().select_server(selector)
  File "/usr/local/lib/python2.7/dist-packages/pymongo/topology.py", line 121, in select_server
    address))
  File "/usr/local/lib/python2.7/dist-packages/pymongo/topology.py", line 97, in select_servers
    self._error_message(selector))
pymongo.errors.ServerSelectionTimeoutError: ids don't match 1159126505 758330414