app.py

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

def ShowCityDataframe(DATA_URL):
    df = pd.read_csv(DATA_URL)
    st.title("City FIPS, Location, and Population")
    st.text("Search for any city in the United States:")
    search_query = st.text_input(label="City Name", value="")
    if search_query != "":
        df = df[df["city"].str.contains(search_query) == True]
    st.subheader("City Detail")
    st.write(df)

Cities = "uscities.csv"
ShowCityDataframe(Cities)