Fixed citation print

app.py

@@ -10,7 +10,7 @@ import shutil
 
 import pickle
 docs = None
-api_key = ''
+api_key = ' '
 
 #title
 st.title("Encode knowledge from papers with cited references")
@@ -120,7 +120,8 @@ def download_pdf(pdf_info):
         time.sleep(0.15)
         all_reference_text.append(f"{i+1}. {pdf_citation}\n")
     if 'all_reference_text' not in st.session_state:
-        st.session_state['all_reference_text'] = ' '.join(all_reference_text)
+        st.session_state.key = 'all_reference_text'
+    st.session_state['all_reference_text'] = ' '.join(all_reference_text)
 
     # print(all_reference_text)
     
@@ -155,7 +156,8 @@ if searchButton:
     global pdf_info
     pdf_info =  search_click_callback(search_query, max_results)
     if 'pdf_info' not in st.session_state:
-        st.session_state['pdf_info'] = pdf_info
+        st.session_state.key = 'pdf_info'
+    st.session_state['pdf_info'] = pdf_info
     # print(f'This is PDF info from search:{pdf_info}')