title: Datastax cassandra-driver (python) failed import
body: <p>When importing datastax cassandra-driver(python) get the following error</p>
  
  <p>Error</p>
  
  <pre><code>File "cassandra.py", line 1, in &lt;module&gt;
      from cassandra.cluster import Cluster
  File "/home/vagrant/cassandra.py", line 1, in &lt;module&gt;
      from cassandra.cluster import Cluster
  ImportError: No module named cluster
  </code></pre>
  
  <p>This is the code</p>
  
  <pre><code>from cassandra.cluster import Cluster
  print dir(cassandra.cluster)
  cluster = Cluster()
  session = cluster.connect('userspace')
  rows = session.execute('SELECT user_name, gender FROM users')
  for user_row in rows:
      print user_row.user_name, user_row.gender
  </code></pre>