diff --git a/openstackclient/network/v2/network_trunk.py b/openstackclient/network/v2/network_trunk.py
index 8d83e6175f..f8f1c5bcbb 100644
--- a/openstackclient/network/v2/network_trunk.py
+++ b/openstackclient/network/v2/network_trunk.py
@@ -17,6 +17,7 @@
 """Network trunk and subports action implementations"""
 
 import logging
+import typing as ty
 
 from cliff import columns as cliff_columns
 from osc_lib.cli import format_columns
@@ -343,7 +344,7 @@ def _get_columns(item):
 
 
 def _get_attrs_for_trunk(client_manager, parsed_args):
-    attrs = {}
+    attrs: dict[str, ty.Any] = {}
     if parsed_args.name is not None:
         attrs['name'] = str(parsed_args.name)
     if parsed_args.description is not None:
@@ -400,7 +401,7 @@ def _format_subports(client_manager, subports):
 
 
 def _get_attrs_for_subports(client_manager, parsed_args):
-    attrs = {}
+    attrs = []
     if 'set_subports' in parsed_args and parsed_args.set_subports is not None:
         attrs = _format_subports(client_manager, parsed_args.set_subports)
     if (
diff --git a/openstackclient/tests/functional/base.py b/openstackclient/tests/functional/base.py
index 2539c56fc3..97b2c1830d 100644
--- a/openstackclient/tests/functional/base.py
+++ b/openstackclient/tests/functional/base.py
@@ -36,8 +36,8 @@ def execute(cmd, *, fail_ok=False):
 
     proc = subprocess.Popen(cmdlist, stdout=stdout, stderr=stderr, env=env)
 
-    result_out, result_err = proc.communicate()
-    result_out = result_out.decode('utf-8')
+    result_out_b, result_err = proc.communicate()
+    result_out = result_out_b.decode('utf-8')
     LOG.debug('stdout: %s', result_out)
     LOG.debug('stderr: %s', result_err)