diff --git a/tests/basic/test_models.py b/tests/basic/test_models.py
index 51110d9de..04102a78c 100644
--- a/tests/basic/test_models.py
+++ b/tests/basic/test_models.py
@@ -1,8 +1,8 @@
-import unittest
-from unittest.mock import patch, mock_open
 import json
 import time
+import unittest
 from pathlib import Path
+from unittest.mock import mock_open, patch
 
 from aider.models import Model, get_model_info
 
@@ -27,43 +27,45 @@ class TestModels(unittest.TestCase):
         model = Model("gpt-4-0613")
         self.assertEqual(model.info["max_input_tokens"], 8 * 1024)
 
-    @patch('aider.models.litellm._lazy_module', False)
-    @patch('aider.models.Path.home')
-    @patch('aider.models.Path.stat')
-    @patch('aider.models.safe_read_json')
-    @patch('aider.models.safe_write_json')
-    @patch('aider.models.requests.get')
+    @patch("aider.models.litellm._lazy_module", False)
+    @patch("aider.models.Path.home")
+    @patch("aider.models.Path.stat")
+    @patch("aider.models.safe_read_json")
+    @patch("aider.models.safe_write_json")
+    @patch("aider.models.requests.get")
     def test_get_model_info(self, mock_get, mock_write_json, mock_read_json, mock_stat, mock_home):
         # Setup
-        mock_home.return_value = Path('/mock/home')
+        mock_home.return_value = Path("/mock/home")
         mock_stat.return_value.st_mtime = time.time() - 86400 * 2  # 2 days old
 
         # Test case 1: Cache exists and is fresh
-        mock_read_json.return_value = {'test_model': {'info': 'cached'}}
+        mock_read_json.return_value = {"test_model": {"info": "cached"}}
         mock_stat.return_value.st_mtime = time.time() - 3600  # 1 hour old
-        self.assertEqual(get_model_info('test_model'), {'info': 'cached'})
+        self.assertEqual(get_model_info("test_model"), {"info": "cached"})
 
         # Test case 2: Cache doesn't exist or is old, GitHub fetch succeeds
         mock_read_json.return_value = None
         mock_get.return_value.status_code = 200
-        mock_get.return_value.json.return_value = {'test_model': {'info': 'from_github'}}
-        self.assertEqual(get_model_info('test_model'), {'info': 'from_github'})
+        mock_get.return_value.json.return_value = {"test_model": {"info": "from_github"}}
+        self.assertEqual(get_model_info("test_model"), {"info": "from_github"})
 
         # Test case 3: Cache doesn't exist, GitHub fetch fails, fallback to local resource
         mock_get.return_value.status_code = 404
-        with patch('importlib.resources.open_text') as mock_open_text:
-            mock_open_text.return_value.__enter__.return_value.read.return_value = json.dumps({'test_model': {'info': 'local_backup'}})
-            self.assertEqual(get_model_info('test_model'), {'info': 'local_backup'})
+        with patch("importlib.resources.open_text") as mock_open_text:
+            mock_open_text.return_value.__enter__.return_value.read.return_value = json.dumps(
+                {"test_model": {"info": "local_backup"}}
+            )
+            self.assertEqual(get_model_info("test_model"), {"info": "local_backup"})
 
         # Test case 4: All previous methods fail, fallback to litellm.get_model_info
         mock_open_text.side_effect = Exception("Resource not found")
-        with patch('aider.models.litellm.get_model_info') as mock_litellm_get_model_info:
-            mock_litellm_get_model_info.return_value = {'info': 'from_litellm'}
-            self.assertEqual(get_model_info('test_model'), {'info': 'from_litellm'})
+        with patch("aider.models.litellm.get_model_info") as mock_litellm_get_model_info:
+            mock_litellm_get_model_info.return_value = {"info": "from_litellm"}
+            self.assertEqual(get_model_info("test_model"), {"info": "from_litellm"})
 
         # Test case 5: Everything fails
         mock_litellm_get_model_info.side_effect = Exception("LiteLLM failed")
-        self.assertEqual(get_model_info('test_model'), {})
+        self.assertEqual(get_model_info("test_model"), {})
 
 
 if __name__ == "__main__":