Update app.py

app.py

@@ -2,14 +2,28 @@ import pydeck as pdk
 import streamlit as st
 import pandas as pd
 
-df = pd.read_csv('nyc_crimes.csv')
+st.set_page_config(layout="wide")
+
+@st.experimental_singleton
+def load_data():
+    df = pd.read_csv('nyc_crimes.csv')
+    return data
+    
+st.write(
+        """
+    ##
+    Examining crime statistics in New York City.
+    """
+    )    
+    
+df = load_data()
 
 st.pydeck_chart(pdk.Deck(
      map_style='mapbox://styles/mapbox/light-v9',
      initial_view_state=pdk.ViewState(
          latitude=40.7,
          longitude=-74.0,
-         zoom=11,
+         zoom=0,
          pitch=50,
      ),
      layers=[