pyrax server list generator

server_list_generator.py

#!/usr/bin/env python

import pyrax
pyrax.set_setting('identity_type', 'rackspace')
pyrax.set_credentials('myusername', 'myapikey', region='DFW')

def server_list_generator(detailed=True, search_opts=None, limit=None):
    servers = pyrax.cloudservers.servers.list(detailed=detailed,
                                              search_opts=search_opts,
                                              limit=limit)
    for server in servers:
        yield server
        
    while servers:
        servers = pyrax.cloudservers.servers.list(detailed=detailed,
                                                  search_opts=search_opts,
                                                  marker=servers[-1].id,
                                                  limit=limit)
        for server in servers:
            yield server


# For testing on an account with fewer than 200 servers, you can pass
# limit=2 or similar to server_list_generator()
for server in server_list_generator():
    print server