Update app.py

app.py

@@ -89,16 +89,23 @@ def main():
   k1= 5
   text_list = []
   causal_sents = []
-  #with open('sample_anno.pdf') as f:
-  #uploaded_file = PdfReader('sample_anno.pdf')
+
+  uploaded_file = None
   try:
-  #if uploaded_file is not None:
       uploaded_file = st.sidebar.file_uploader("Choose a file", type = "pdf")
-    #st.stop()
   except:
-      #uploaded_file = PdfReader('sample_anno.pdf')
+      uploaded_file = PdfReader('sample_anno.pdf')
       st.error("Please upload your own PDF to be analyzed")
 
+ 
+  # try:
+  # #if uploaded_file is not None:
+  #     uploaded_file = st.sidebar.file_uploader("Choose a file", type = "pdf")
+  #   #st.stop()
+  # except:
+  #     #uploaded_file = PdfReader('sample_anno.pdf')
+  #     st.error("Please upload your own PDF to be analyzed")
+
   #except:
     #if uploaded_file 
     #st.write("Upload a pdf file...")
@@ -109,6 +116,10 @@ def main():
     for page in reader.pages:
       text = page.extract_text()
       text_list.append(text)
+  else:
+     st.error("Please upload your own PDF to be analyzed")
+     st.stop()
+      
   text_list_final = [x.replace('\n', '') for x in text_list]
   text_list_final = re.sub('"', '', str(text_list_final))