Update app.py

app.py

@@ -341,7 +341,8 @@ if 'showSummary' not in st.session_state:
 st.title("Instructor Support Tool")
 if not isGPU:
     st.warning("TOOL CURRENTLY USING CPU, ANALYSIS EXTREMELY SLOW")
-
+st.write('If you would like to see a sample result generated from real classroom audio, use the sidebar on the left and press "Load Demo Example"')
+st.write('Keep in mind that this is a very early draft of the tool. Please be patient with any bugs/errors, and email czyoung@ualr.edu if you need help using the tool!')
 uploaded_file_paths = st.file_uploader("Upload an audio of classroom activity to analyze", accept_multiple_files=True)
 
 supported_file_types = ('.wav','.mp3','.mp4','.txt','.rttm','.csv')
@@ -515,6 +516,21 @@ if st.sidebar.button("Load Demo Example"):
     file_names=[sampleUpload.name]
     start_time = time.time()
     st.session_state.file_names = file_names
+    # Save valid file names
+    if len(valid_files) > 0:
+        file_names = [f.name for f in valid_files]
+    while (len(st.session_state.results) < len(valid_files)):
+        st.session_state.results.append([])
+    while (len(st.session_state.summaries) < len(valid_files)):
+        st.session_state.summaries.append([])
+    while (len(st.session_state.unusedSpeakers) < len(valid_files)):
+        st.session_state.unusedSpeakers.append([])
+    while (len(st.session_state.categorySelect) < len(valid_files)):
+        tempCategories = [[] for cat in st.session_state.categories]
+        st.session_state.categorySelect.append(tempCategories)
+    while (len(st.session_state.summaries) < len(valid_files)):
+        st.session_state.summaries.append([])
+        
     with st.spinner(text=f'Loading Demo Sample'):
         # RTTM load as filler
         speakerList, annotations = su.loadAudioRTTM(file_paths[0])