Update app.py

app.py

@@ -91,14 +91,14 @@ def main():
   causal_sents = []
   uploaded_file = PdfReader('sample_anno.pdf')
   #try:
-  if uploaded_file is not None:
-    uploaded_file = st.sidebar.file_uploader("Choose a file", type = "pdf")
+  #if uploaded_file is not None:
+  uploaded_file = st.sidebar.file_uploader("Choose a file", type = "pdf")
     #st.stop()
-  else:
+  #else:
   #except:
     #if uploaded_file 
-    st.write("Upload a pdf file...")
-    st.stop()
+    #st.write("Upload a pdf file...")
+    #st.stop()
   
   if uploaded_file is not None:
     reader = PdfReader(uploaded_file)