Fix static check

Author: khanton

pdf.py

@@ -12,13 +12,13 @@
 logger = logging.getLogger("uvicorn.error")
 
 
-async def single_page(headers, url, file_name: str, session):
-
-    with open(file_name, "rb") as file:
-        async with session.put(url, data=file, headers=headers) as response:
-            headers = response.headers
-            text = await response.read()
-            return (text, headers)
+async def single_page(headers, url, file_name: str, safe_dir: str, session):
+    if file_name.startswith(safe_dir):
+        with open(file_name, "rb") as file:
+            async with session.put(url, data=file, headers=headers) as response:
+                headers = response.headers
+                text = await response.read()
+                return (text, headers)
 
 
 async def page_requests(headers, url, file):
@@ -35,7 +35,8 @@ async def page_requests(headers, url, file):
             pdf_writer = PdfWriter()
             pdf_writer.add_page(pdf.pages[page])
 
-            out_file_name = os.path.abspath(os.path.join(temp_dir, f"page-{page:05d}.pdf"))
+            out_file_name = os.path.abspath(
+                os.path.join(temp_dir, f"page-{page:05d}.pdf"))
 
             if out_file_name.startswith(temp_dir):
                 with open(out_file_name, 'wb') as out:
@@ -55,7 +56,7 @@ async def page_requests(headers, url, file):
                 logger.info(f"Process page: {page} of {pages}")
 
                 tasks.append(single_page(
-                    headers, url, pdf_pages[page], session))
+                    headers, url, pdf_pages[page], temp_dir, session))
 
                 if len(tasks) < CHUNK:
                     continue
@@ -67,4 +68,4 @@ async def page_requests(headers, url, file):
                 await data.async_collect(tasks)
                 tasks.clear()
 
-            return data.get_request()
+            return data.get_request()