title: Pycassa
text: # Pycassa
  
  pycassa is a client library for Apache Cassandra.
  
  It is a Python client library having following features:
  
  * Auto-failover for normal or thread-local connections
  * Batch interface
  * Connection pooling
  * Method to map an existing class to a Cassandra column family
  
  Like Apache Cassandra, pycassa is open-source.
  
  ## Code example
  
  The following code adds the user name with the corresponding password to the column families (pycassa.ColumnFamily) USER and USERNAME:
  
  