py3: Fix iterator index operator usage

In Python3 accessing dict.values(), dict.items() and dict.keys()
return an iterator instead of list. Iterators do not support the
index operator.

Wrap dict iterator in list().

Story: 2006796
Task: 42800
Signed-off-by: Dan Voiculeasa <dan.voiculeasa@windriver.com>
Change-Id: Ia6b672da5635c0ba16cf094662bb7dd1ca7e178a
(cherry picked from commit 67ca539acc)

sysinv/sysinv/sysinv/sysinv/api/controllers/v1/host.py

@@ -270,7 +270,7 @@ class HostStatesController(rest.RestController):
                                           specified_cpulist))
 
             for specified_socket in specified_sockets:
-                socket, value = specified_socket.items()[0]
+                socket, value = list(specified_socket.items())[0]
                 if int(socket) >= num_nodes:
                     raise wsme.exc.ClientSideError(
                         _('There is no Processor (Socket) '
@@ -309,7 +309,7 @@ class HostStatesController(rest.RestController):
                 for numa_node in cpu_counts:
                     cpu_counts[numa_node][function] = 0
             for numa in sockets:
-                numa_node, value = numa.items()[0]
+                numa_node, value = list(numa.items())[0]
                 numa_node = int(numa_node)
                 value = int(value)
                 if ihost.hyperthreading:

sysinv/sysinv/sysinv/sysinv/conductor/manager.py

@@ -12758,7 +12758,7 @@ class ConductorManager(service.PeriodicService):
                     # the evaluation
                     for filter_ in trigger_filters:
                         # Each filter is a single entry dict
-                        k = filter_.keys()[0]
+                        k = list(filter_.keys())[0]
                         if k not in target_for_filters:
                             LOG.info("Evaluate reapply for {} rejected: "
                                      "trigger field {} absent".format(app.name, k))

sysinv/sysinv/sysinv/sysinv/tests/base.py

@@ -96,7 +96,7 @@ class Database(fixtures.Fixture):
             "'reserve2', 'edgeworker'))"
         results = self.engine.execute("SELECT sql FROM sqlite_master \
             WHERE type='table' AND name='i_host'")
-        create_i_host = results.first().values()[0]
+        create_i_host = list(results.first().values())[0]
         create_i_host = create_i_host.replace(personality_check_old,
                                                personality_check_new)
         self.engine.execute("ALTER TABLE i_host RENAME TO i_host_bak")