Code Editor for app.py

import streamlit as st
import pandas as pd

st.title("CSV Viewer")

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

# Cache the DataFrame loading
@st.cache_data(expiration=600)
def load_data(url):
    return pd.read_csv(url)

# Load the data
try:
    df = load_data(url)
except Exception as e:
    st.error(f"Error loading data: {e}")
    df = None

# Controls for displaying options
if df is not None:
    number_of_rows = st.slider("Select number of rows to display:", 1, len(df), 5)
    shuffle_data = st.checkbox("Shuffle DataFrame")

    # Optionally shuffle
    if shuffle_data:
        df = df.sample(frac=1).reset_index(drop=True)

    # Display the DataFrame
    st.dataframe(df.head(number_of_rows))