import streamlit as st import pandas as pd import numpy as np st.title('Uber pickups in NYC') DATE_COLUMN = 'date/time' DATA_URL = ('https://s3-us-west-2.amazonaws.com/' 'streamlit-demo-data/uber-raw-data-sep14.csv.gz') @st.cache def load_data(nrows): data = pd.read_csv(DATA_URL, nrows=nrows) lowercase = lambda x: str(x).lower() data.rename(lowercase, axis='columns', inplace=True) data[DATE_COLU..