app.py

import streamlit as st
import pandas as pd
import numpy as np

st.title('Uber pickups in NYC')


st.subheader('Number of pickups by hour')
uploaded_file = st.file_uploader("Choose a file")
if uploaded_file is not None:
    st.write(uploaded_file.name)
    bytes_data = uploaded_file.getvalue()
    st.write(len(bytes_data), "bytes")