removed commented code that is not used

library/cassandra_hosts.py

diff --git a/library/cassandra_hosts.py b/library/cassandra_hosts.py
index 553afe5..7c0483f 100644
--- a/library/cassandra_hosts.py
+++ b/library/cassandra_hosts.py
@@ -37,18 +37,6 @@
                     private_ip = hostvar[LOCAL_ADDRESS]
                 else:
                     private_ip = NOT_DEFINED
-
-            # try:
-            #     hostvar = hostvars[ds_ip]
-            # except KeyError as e:
-            #     hostvar[ds_ip] = '{0}: {1}'.format(NOT_DEFINED, e)
-
-            # try:
-            #     private_ip = hostvar[LOCAL_ADDRESS]
-            # except KeyError as e:
-            #     hostvar[LOCAL_ADDRESS] = "{0}: {1}".format(NOT_DEFINED, e)
-            #     private_ip = hostvar[LOCAL_ADDRESS]
-
             cassandra_ip_map = cassandra_ip_mappings[cassandra_group_name]
             cassandra_ip_map[ds_ip] = { 'private_ip': private_ip }
     return cassandra_ip_mappings