Update app.py

app.py

@@ -217,8 +217,11 @@ def analyze(inFileName):
                 else:
                     extraNames.append(sp)
                     extraValues.append(su.sumTimes(currAnnotation.subset([sp])))
-            extraPairsSorted = sorted(zip(extraNames, extraValues), key=lambda pair: pair[0])
-            extraNames, extraValues = zip(*extraPairsSorted)
+            if extraNames:
+                extraPairsSorted = sorted(zip(extraNames, extraValues), key=lambda pair: pair[0])
+                extraNames, extraValues = zip(*extraPairsSorted)
+            else:
+                extraNames, extraValues = [], []
             df4_dict = {
                     "values": valueList+list(extraValues),
                     "names": nameList+list(extraNames),
@@ -525,8 +528,11 @@ if st.sidebar.button("Load Demo Example"):
                 totalSeconds = segment.end
         st.session_state.results = [(annotations, totalSeconds)]
         st.session_state.summaries = [{}]
-        if not st.session_state.speakerRenames:
+        if len(st.session_state.speakerRenames) == 0:
             st.session_state.speakerRenames = [{}]
+        else:
+            while len(st.session_state.speakerRenames) < 1:
+                st.session_state.speakerRenames.append({})
         speakerNames = annotations.labels()
         st.session_state.unusedSpeakers = [speakerNames]
         with st.spinner(text=f'Analyzing Demo Data'):