add `note` for storytelling mode

src/play_storytelling.py

@@ -51,3 +51,9 @@ def run_play_storytelling(gen, container_guide, container_param, container_butto
         st.session_state.sentence_list = [{'sentence': first_sentence,
                                            'emotion': first_emotion['label'],
                                            'score': first_emotion['score']}]
+    
+    st.sidebar.markdown(
+        '''
+        * Click `Run` again to generate the next sentence.
+        * Click `Clear` twice to reset the story.
+        ''')

src/probability_emote.py

@@ -73,7 +73,7 @@ def get_equation_text(w=0.5, ec=0.7, rand=None, emotion_frequency=None):
         text = f''' 
     #### Equation
     ```
-    frequency_penalty = 1 - emotion_frequency = 1 - {emotion_frequency}  = {frequency_penalty} 
+    frequency_penalty = 1 - emotion_frequency = 1 - {proper_float(emotion_frequency)}  = {frequency_penalty} 
     probability_emote = w * emotion_confidence + (1 - w) * frequency_penalty
     probability_emote = {proper_float(w)} * {proper_float(ec)} + {proper_float(1-w)} * {frequency_penalty}
     ```