[PATCH 09/23] tuna: utils: A few tweaks

[John Kacur <jkacur@redhat.com>]

- Change copyright to 2025
- Use is not None instead of !=
- Add a few document strings

Signed-off-by: John Kacur <jkacur@redhat.com>
---
 tuna/utils.py | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/tuna/utils.py b/tuna/utils.py
index f55432dbbbb0..75900bde3d51 100644
--- a/tuna/utils.py
+++ b/tuna/utils.py
@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: GPL-2.0-only
-# Copyright (C) 2024 John B. Wyatt IV
+# Copyright (C) 2025 John B. Wyatt IV
+""" Module to return cpus and nics """
 
 import os
-
 import tuna.new_eth as ethtool
 
 # Collect a few globals and functions so they can be reused in other modules
@@ -12,17 +12,19 @@ nics = None
 def get_nr_cpus():
     """ Get all cpus including disabled cpus """
     global nr_cpus
-    if nr_cpus != None:
+    if nr_cpus is not None:
         return nr_cpus
     nr_cpus = os.sysconf('SC_NPROCESSORS_CONF')
     return nr_cpus
 
 def get_all_cpu_list():
+    """ Return a list of all cpus """
     return list(range(get_nr_cpus()))
 
 def get_nics():
+    """ Return a list of network devices """
     global nics
-    if nics != None:
+    if nics is not None:
         return nics
     nics = ethtool.get_active_devices()
     return nics
-- 
2.51.1