fix syntax

tests/test_core.py

@@ -13,7 +13,10 @@ from assistant_bot.storage import AssistantStorage
 
 class ReminderParserTests(unittest.TestCase):
     def test_supported_relative_unit(self) -> None:
-        self.assertEqual(unit_to_timedelta(2, "часа").total_seconds(), 7200)
+        delta = unit_to_timedelta(2, "часа")
+        self.assertIsNotNone(delta)
+        assert delta is not None
+        self.assertEqual(delta.total_seconds(), 7200)
 
     def test_absolute_datetime(self) -> None:
         result = parse_reminder(

tests/test_jobs.py

@@ -1,6 +1,7 @@
 import asyncio
 import unittest
 from types import SimpleNamespace
+from typing import Any
 from unittest.mock import patch
 
 from assistant_bot.jobs import post_init, post_shutdown
@@ -10,11 +11,11 @@ class ReminderJobLifecycleTests(unittest.IsolatedAsyncioTestCase):
     async def test_reminder_task_is_cancelled_on_shutdown(self) -> None:
         started = asyncio.Event()
 
-        async def fake_reminder_loop(application) -> None:
+        async def fake_reminder_loop(_application) -> None:
             started.set()
             await asyncio.Event().wait()
 
-        application = SimpleNamespace(bot_data={})
+        application: Any = SimpleNamespace(bot_data={})
         with patch("assistant_bot.jobs.reminder_loop", fake_reminder_loop):
             await post_init(application)
             await started.wait()

tests/test_voice_handler.py

@@ -1,6 +1,7 @@
 import unittest
 from pathlib import Path
 from types import SimpleNamespace
+from typing import Any
 from unittest.mock import AsyncMock, MagicMock, patch
 
 from assistant_bot.handlers import private_voice
@@ -15,7 +16,7 @@ class VoiceHandlerTests(unittest.IsolatedAsyncioTestCase):
             voice=SimpleNamespace(duration=duration, file_id="voice-file-id"),
             reply_text=AsyncMock(return_value=status_message),
         )
-        update = SimpleNamespace(message=message)
+        update: Any = SimpleNamespace(message=message)
         telegram_file = SimpleNamespace(download_to_drive=AsyncMock())
         bot = SimpleNamespace(
             get_file=AsyncMock(return_value=telegram_file),
@@ -23,7 +24,7 @@ class VoiceHandlerTests(unittest.IsolatedAsyncioTestCase):
         )
         recognizer = MagicMock()
         recognizer.transcribe.return_value = transcript
-        context = SimpleNamespace(
+        context: Any = SimpleNamespace(
             bot=bot,
             application=SimpleNamespace(
                 bot_data={

tests/test_yandex_ai.py

@@ -38,6 +38,15 @@ class FakeChatCompletions:
         return self.completion
 
 
+class FakeHTTPError(RuntimeError):
+    def __init__(self) -> None:
+        super().__init__("forbidden")
+        self.response = SimpleNamespace(
+            status_code=403,
+            text='{"error":{"message":"folder mismatch"}}',
+        )
+
+
 class YandexAIClientTests(unittest.IsolatedAsyncioTestCase):
     def test_multiple_system_messages_are_merged_at_the_beginning(self) -> None:
         self.assertEqual(
@@ -62,11 +71,7 @@ class YandexAIClientTests(unittest.IsolatedAsyncioTestCase):
         )
 
     def test_http_error_includes_safe_response_body(self) -> None:
-        error = RuntimeError("forbidden")
-        error.response = SimpleNamespace(
-            status_code=403,
-            text='{"error":{"message":"folder mismatch"}}',
-        )
+        error = FakeHTTPError()
 
         self.assertEqual(
             describe_yandex_error(error),