Potential fix for button callback running on load

app.py

@@ -2,12 +2,13 @@ import streamlit as st
 from transformers import pipeline
 
 
-def run_model():
+def run_model(text_in, model_in):
     classifier = pipeline(task="sentiment-analysis",
-                          model=models_available[model_picked])
-    analysis = classifier(text_input)
+                          model=model_in)
+    analysis = classifier(text_in)
     for output in analysis:
-        to_output = "Sentiment: ", output["label"], " Score: ", output["score"]
+        to_output = "Sentiment: ", output["label"], " Confidence Score: ", "{0:.2g}".format(
+            output["score"] * 100)
         st.markdown(to_output)
 
 
@@ -21,4 +22,5 @@ text_input = st.text_area(
 model_picked = st.selectbox(
     "Choose a model to run on", options=models_available.keys())
 
-st.button("Submit", on_click=run_model())
+st.button("Submit", on_click=run_model, args=(
+    text_input, models_available[model_picked]))