Update app.py

app.py

@@ -11,8 +11,7 @@ from langchain_openai import ChatOpenAI
 from langchain.prompts import PromptTemplate
 from langchain.chains import LLMChain
 from langchain.chains import SequentialChain
-import pdfkit
-import wkhtmltopdf
+from weasyprint import HTML
 
 with open('Response.json', 'r') as file:
     RESPONSE_JSON = json.load(file)
@@ -74,6 +73,7 @@ with st.form("user_inputs"):
 def download(df):
     col1, col2 = st.columns(2)
     html_content=df.to_html(index=False)
+    pdf_path= "generated_mcqs.pdf"
 
     if button: 
         col1.download_button(label="Download CSV",
@@ -83,8 +83,10 @@ def download(df):
                                help="Click to download as CSV"
                             )    
         
-        config = pdfkit.configuration(wkhtmltopdf='wkhtmltopdf')
-        col2.button(label="Download PDF", on_click=lambda: pdfkit.from_string(html_content, 'generated_mcqs.pdf', configuration=config), key="pdf-download")
+        col2.download_button(label="Download PDF",
+                    data= HTML(string=html_content).write_pdf(pdf_path),
+                    key="pdf-download",
+                    help="Click to download as PDF")