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fix: prevent crash from invalid bbox coordinates in HTML export #142

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Jul 24, 2025
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fix: prevent crash from invalid bbox coordinates in HTML export #142

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9 changes: 8 additions & 1 deletion docling_eval/visualisation/visualisations.py
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Original file line number Diff line number Diff line change
Expand Up @@ -146,7 +146,14 @@ def _get_document_visualization_data(
logging.error(f"{page_no} not in page_imgs, get default image.")
doc_img_b64 = from_pil_to_base64(get_missing_pageimg())

doc_page = doc.export_to_html(image_mode=ImageRefMode.EMBEDDED, page_no=page_no)
try:
doc_page = doc.export_to_html(image_mode=ImageRefMode.EMBEDDED, page_no=page_no)
except ValueError as e:
logging.error(
f"Could not export page {page_no} to HTML due to a ValueError: {e}"
)
doc_page_body = f"<p>ERROR: Could not render page HTML due to invalid coordinates. Details: {e}</p>"
return doc_img_b64, doc_page_body

# Search for the pattern in the HTML string
mtch = pattern.search(doc_page)
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