From 7d3401fde8a6a52da8c22c21bd3904eea36238b0 Mon Sep 17 00:00:00 2001
From: jeremy-thuon <18218996+jeremythuon@users.noreply.github.com>
Date: Mon, 29 Sep 2025 14:57:53 +0200
Subject: [PATCH] Fix unknown type problem loading PDF

Signed-off-by: jeremy-thuon <18218996+jeremythuon@users.noreply.github.com>
---
 docling_parse/pdf_parser.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/docling_parse/pdf_parser.py b/docling_parse/pdf_parser.py
index db0310df..4e457b3d 100644
--- a/docling_parse/pdf_parser.py
+++ b/docling_parse/pdf_parser.py
@@ -602,7 +602,10 @@ def load(
         lazy: bool = True,
         boundary_type: PdfPageBoundaryType = PdfPageBoundaryType.CROP_BOX,
     ) -> PdfDocument:
-
+        
+        success=False
+        key=None
+        
         if isinstance(path_or_stream, str):
             path_or_stream = Path(path_or_stream)
 
@@ -630,7 +633,10 @@ def load(
 
             return result_doc
         else:
-            raise RuntimeError(f"Failed to load document with key {key}")
+            if key:
+                raise RuntimeError(f"Failed to load document with key {key}")
+            else:
+                raise RuntimeError(f"Receive path_or_stream type: {type(path_or_stream)}, only support string, Path or BytesIO")
 
     def _load_document(self, key: str, filename: str) -> bool:
         """Load a document by key and filename.