Code Editor for app.py

import streamlit as st
import pandas as pd

st.title('Penguins Data Display')

url = st.text_input('Enter CSV URL:',
                   'https://raw.githubusercontent.com/mwaskom/seaborn-data/master/penguins.csv')

# Cache the reading of the CSV file
@st.cache_data
def load_data(url):
    return pd.read_csv(url)

# Load data from the URL
try:
    df = load_data(url)
except Exception as e:
    st.error(f'Error loading data: {e}')
    df = pd.DataFrame()  # empty DataFrame in case of error

# Controls for data display
num_rows = st.number_input('Number of rows to display:',
                            min_value=1,
                            max_value=df.shape[0],
                            value=5)
shuffle = st.checkbox('Shuffle DataFrame')

# Shuffle the DataFrame if the checkbox is checked
if shuffle:
    df = df.sample(frac=1).reset_index(drop=True)

# Display the DataFrame
st.write(df.head(num_rows))