Code Editor for app.py

import streamlit as st
import pandas as pd

# Title of the app
st.title('Penguins Data Viewer')

# Text field for the URL input
url = st.text_input('Enter the URL of the CSV file:',
                   value='https://raw.githubusercontent.com/mwaskom/seaborn-data/master/penguins.csv')

# Load data from URL and cache it
@st.cache_data
def load_data(url):
    return pd.read_csv(url)

# Load the data
try:
    data = load_data(url)
    st.success('Data loaded successfully!')
except Exception as e:
    st.error(f'Error loading data: {e}')
    data = pd.DataFrame()  # empty DataFrame if there's an error

# Display controls for number of rows
if not data.empty:
    num_rows = st.slider('Select the number of rows to display:', min_value=1, max_value=len(data), value=5)
    show_shuffled = st.checkbox('Shuffle DataFrame')

    # Shuffle data if checkbox is checked
    if show_shuffled:
        data = data.sample(frac=1).reset_index(drop=True)

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