Update app.py

app.py

@@ -5,22 +5,23 @@ from huggingface_hub import InferenceClient
 from fpdf import FPDF
 import uuid
 
-from urllib.request import urlretrieve
-import os
-
 def generate_pdf_from_chat(chat_history):
     pdf = FPDF()
     pdf.add_page()
-    pdf.set_font("Times", size=12)
+    
+    # Add a Unicode TTF font (path to your DejaVuSans.ttf file)
+    pdf.add_font("DejaVu", "", "DejaVuSans.ttf", uni=True)
+    pdf.set_font("DejaVu", size=12)
 
     for user_msg, bot_msg in chat_history:
+        # Now you can safely use UTF-8 strings with curly quotes, emojis, etc.
         pdf.multi_cell(0, 10, txt=f"User: {user_msg}", align='L')
         pdf.multi_cell(0, 10, txt=f"Bot: {bot_msg}", align='L')
         pdf.ln(5)
 
     file_path = f"/tmp/travel_chat_{uuid.uuid4().hex}.pdf"
     pdf.output(file_path)
-    return file_path  # <- return path as a string
+    return file_path
 
 #_______________________________________________________________________