Reformat using black

tests/test_book_handler_regression.py

@@ -6,7 +6,7 @@ import time
 from PyQt6.QtWidgets import QApplication
 
 # Ensure we can import the module
-sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
+sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
 
 from abogen.book_handler import HandlerDialog
 from ebooklib import epub
@@ -14,6 +14,7 @@ from ebooklib import epub
 # We need a QApplication instance for QWriter/QDialog
 app = QApplication(sys.argv)
 
+
 class TestBookHandlerRegression(unittest.TestCase):
 
     def setUp(self):
@@ -48,26 +49,29 @@ class TestBookHandlerRegression(unittest.TestCase):
         # HandlerDialog starts processing in a background thread in __init__
         # We assume headless environment, so we won't show it.
         # But we need to wait for the thread to finish.
-        
+
         dialog = HandlerDialog(self.sample_epub_path)
-        
+
         # Wait for thread to finish
         # The dialog emits no signal publicly, but we can check internal state or thread
-        
+
         start_time = time.time()
         while time.time() - start_time < 5:
             # HandlerDialog logic:
             # _loader_thread.finished connect to _on_load_finished
             # _on_load_finished populates content_texts and content_lengths
-            
+
             # We can check if content_texts is populated
             if dialog.content_texts:
                 break
-            app.processEvents() # Process Qt events to let thread signals propagate
+            app.processEvents()  # Process Qt events to let thread signals propagate
             time.sleep(0.1)
-            
-        self.assertTrue(len(dialog.content_texts) > 0, "HandlerDialog failed to process content in time")
-        
+
+        self.assertTrue(
+            len(dialog.content_texts) > 0,
+            "HandlerDialog failed to process content in time",
+        )
+
         # Validate content similar to what we expect
         # intro.xhtml should be there
         found_intro = False
@@ -80,5 +84,6 @@ class TestBookHandlerRegression(unittest.TestCase):
         # Cleanup
         dialog.close()
 
+
 if __name__ == "__main__":
     unittest.main()