Update app.py

app.py

@@ -3,6 +3,9 @@ import pandas as pd
 import streamlit as st
 
 df = pd.read_csv('Map-City-State-Zip-Lat-Long.txt', dtype=str, sep=';') 
+df = df["Latitude"] = df["Latitude"].astype(float)
+df = df["Longitude"] = df["Longitude"].astype(float)
+
 st.title("Input a city or zip code and we will take you there!")
 
 city_name = st.text_input("Please search for a city:")