Ruff fix

src/pdfdeal/Doc2X/ConvertV1.py

@@ -13,9 +13,10 @@
     "V1 API is deprecated and will be removed in a future version. "
     "Use V2 API instead.",
     DeprecationWarning,
-    stacklevel=2
+    stacklevel=2,
 )
 
+
 @async_retry()
 async def refresh_key(key: str) -> str:
     """Get the real key by the personal key

src/pdfdeal/FileTools/file_tools.py

@@ -15,6 +15,7 @@ def clean_text(text):
     Clean the text
     """
     import emoji
+
     # remove extra whitespaces
     text = re.sub(r"\n\s*\n", "\n\n", text)
 
@@ -62,6 +63,7 @@ def extract_text_and_images(pdf_path, ocr, language=["ch_sim", "en"], GPU=False)
     """
     from pypdf import PdfReader
     from PIL import Image
+
     Text = []
 
     # Open the PDF file

src/pdfdeal/__init__.py

@@ -1,3 +1,3 @@
 from .doc2x import Doc2X
 
-__all__ = ["Doc2X"]
+__all__ = ["Doc2X"]