Code Editor for app.py

import streamlit as st
import pandas as pd

st.title("CSV Viewer")

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

# Load CSV data
@st.cache_data
def load_csv(url):
    return pd.read_csv(url)

# Load the DataFrame from the URL
try:
    df = load_csv(url)
    st.success("Data loaded successfully!")
except Exception as e:
    st.error(f"Error loading data: {e}")
    df = pd.DataFrame()  # Create an empty DataFrame in case of error

# Checkbox for shuffling the DataFrame
shuffle = st.checkbox("Shuffle DataFrame")
if shuffle:
    df = df.sample(frac=1).reset_index(drop=True)

# Control for number of rows displayed
num_rows = st.number_input("Number of rows to display:", min_value=1, max_value=len(df), value=5)

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