app.py

import streamlit as st

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')