DataStax Python Driver for Apache Cassandra

A modern, feature-rich <https://github.com/datastax/python-driver#features>_ and highly-tunable Python client library for Apache Cassandra (1.2+) and DataStax Enterprise (3.1+) using exclusively Cassandra's binary protocol and Cassandra Query Language v3.

The driver supports Python 2.6, 2.7, 3.3, and 3.4.

Feedback Requested

Help us focus our efforts! Provide your input on the Platform and Runtime Survey <https://docs.google.com/a/datastax.com/forms/d/10wkbKLqmqs91gvhFW5u43y60pg_geZDolVNrxfO5_48/viewform>_ (we kept it short).

Features

Synchronous <http://datastax.github.io/python-driver/api/cassandra/cluster.html#cassandra.cluster.Session.execute>_ and Asynchronous <http://datastax.github.io/python-driver/api/cassandra/cluster.html#cassandra.cluster.Session.execute_async>_ APIs
Simple, Prepared, and Batch statements <http://datastax.github.io/python-driver/api/cassandra/query.html#cassandra.query.Statement>_
Asynchronous IO, parallel execution, request pipelining
Connection pooling <http://datastax.github.io/python-driver/api/cassandra/cluster.html#cassandra.cluster.Cluster.get_core_connections_per_host>_
Automatic node discovery
Automatic reconnection <http://datastax.github.io/python-driver/api/cassandra/policies.html#reconnecting-to-dead-hosts>_
Configurable load balancing <http://datastax.github.io/python-driver/api/cassandra/policies.html#load-balancing>_ and retry policies <http://datastax.github.io/python-driver/api/cassandra/policies.html#retrying-failed-operations>_
Concurrent execution utilities <http://datastax.github.io/python-driver/api/cassandra/concurrent.html>_
Object mapper <http://datastax.github.io/python-driver/object_mapper.html>_

Installation

Installation through pip is recommended::

$ pip install cassandra-driver

For more complete installation instructions, see the
installation guide <http://datastax.github.io/python-driver/installation.html>_.

Documentation

The documentation can be found online here <http://datastax.github.io/python-driver/index.html>_.

A couple of links for getting up to speed:

Installation <http://datastax.github.io/python-driver/installation.html>_
Getting started guide <http://datastax.github.io/python-driver/getting_started.html>_
API docs <http://datastax.github.io/python-driver/api/index.html>_
Performance tips <http://datastax.github.io/python-driver/performance.html>_

Object Mapper

cqlengine (originally developed by Blake Eggleston and Jon Haddad, with contributions from the
community) is now maintained as an integral part of this package. Refer to
documentation here <http://datastax.github.io/python-driver/object_mapper.html>_.

Reporting Problems

Please report any bugs and make any feature requests on the
JIRA <https://datastax-oss.atlassian.net/browse/PYTHON>_ issue tracker.

If you would like to contribute, please feel free to open a pull request.

Getting Help

Your two best options for getting help with the driver are the
mailing list <https://groups.google.com/a/lists.datastax.com/forum/#!forum/python-driver-user>_
and the IRC channel.

For IRC, use the #datastax-drivers channel on irc.freenode.net. If you don't have an IRC client,
you can use freenode's web-based client <http://webchat.freenode.net/?channels=#datastax-drivers>_.

Features to be Added

C extension for encoding/decoding messages

License

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

alanjds/python-driver