refactor: ruff autofixes

tests/utils/asyncio/test_embed_shell.py

@@ -17,9 +17,9 @@
 
 import asyncio
 
-#from gns3server.utils.asyncio.embed_shell import EmbedShell
+# from gns3server.utils.asyncio.embed_shell import EmbedShell
 
-#FIXME: this is broken with recent Python >= 3.6
+# FIXME: this is broken with recent Python >= 3.6
 # def test_embed_shell_help(async_run):
 #     class Application(EmbedShell):
 #

tests/utils/asyncio/test_ssh_server.py

@@ -11,6 +11,7 @@ from gns3server.utils.asyncio.ssh_server import AsyncioSSHServer
 # Helpers
 # ---------------------------------------------------------------------------
 
+
 class DummyUpstreamWriter:
     def __init__(self):
         self.buffer = bytearray()
@@ -49,15 +50,14 @@ async def _wait_for_session_count(server, expected_count, timeout=2):
         if last_count == expected_count:
             return
         await asyncio.sleep(0.05)
-    assert last_count == expected_count, (
-        f"Expected {expected_count} sessions, got {last_count} after {timeout}s"
-    )
+    assert last_count == expected_count, f"Expected {expected_count} sessions, got {last_count} after {timeout}s"
 
 
 # ---------------------------------------------------------------------------
 # Tests
 # ---------------------------------------------------------------------------
 
+
 @pytest.mark.asyncio
 async def test_ssh_server_forwards_client_input_to_upstream_writer():
     """Data typed by a connected SSH client must reach the upstream writer."""

tests/utils/asyncio/test_telnet_server.py

@@ -113,9 +113,7 @@ async def test_telnet_server_naws_callback_uses_negotiated_dimensions():
 
     client_writer = None
     try:
-        _, client_writer = await telnetlib3.open_connection(
-            "127.0.0.1", port, encoding=False, cols=132, rows=44
-        )
+        _, client_writer = await telnetlib3.open_connection("127.0.0.1", port, encoding=False, cols=132, rows=44)
 
         await asyncio.wait_for(callback_event.wait(), timeout=2)
         assert callback_result == {"columns": 132, "rows": 44}