Update app.py

app.py

@@ -49,15 +49,18 @@ def process_text(inputs):
 
 
 
-import base64
-from io import BytesIO
-import tempfile
-from weasyprint import HTML
+import json
+from quill.delta import Delta
+from quill.renderer import Renderer
 
 def save_as_pdf(quill_text):
-    # convert quill editor HTML to PDF
+    # convert quill delta format to HTML format
+    delta = Delta(json.loads(quill_text))
+    html = Renderer(delta).render()
+
+    # convert HTML to PDF
     pdf_file = BytesIO()
-    HTML(string=quill_text).write_pdf(pdf_file)
+    HTML(string=html).write_pdf(pdf_file)
 
     # encode the PDF to base64
     b64 = base64.b64encode(pdf_file.getvalue()).decode('utf-8')
@@ -67,6 +70,7 @@ def save_as_pdf(quill_text):
     st.markdown(href, unsafe_allow_html=True)
 
 
+
 def form_page():
 
     st.markdown("### Your custom obituary writer :pencil:")