Update app.py

app.py

@@ -1,5 +1,8 @@
 import streamlit as st
-sLen = st.slider('sepal length (cm) ', 0.0, 10.0)
-sWid = st.slider('sepal width (cm) ', 0.0, 10.0)
-pLen = st.slider('petal length (cm) ', 0.0, 10.0)
-pWid = st.slider('petal width (cm) ', 0.0, 10.0)
+
+with st.form(key='my_form'):
+  sLen = st.slider('sepal length (cm) ', 0.0, 10.0)
+  sWid = st.slider('sepal width (cm) ', 0.0, 10.0)
+  pLen = st.slider('petal length (cm) ', 0.0, 10.0)
+  pWid = st.slider('petal width (cm) ', 0.0, 10.0)
+   st.form_submit_button('Predict')