Code Editor for app.py

import streamlit as st
import pandas as pd
import numpy as np

# Create some sample data
x = np.linspace(0, 10, 100)
y = np.sin(x)

# Add some text
st.title('Simple Streamlit App')
st.write('Welcome! This is a basic demonstration of Streamlit.')

# Display the data
st.subheader('Sample Data')
df = pd.DataFrame({
    'x': x,
    'y': y
})
st.dataframe(df.head())

# Create some plots
st.subheader('Line Plot')
st.line_chart(df.set_index('x'))

st.subheader('Area Chart')
st.area_chart(df.set_index('x'))

# Add interactive elements
st.subheader('Interactive Elements')
name = st.text_input('Enter your name')
if name:
    st.write(f'Hello {name}!')