Code Editor for app.py

import streamlit as st

st.title("📝 Code Compiler")

# Text area for code input
code = st.text_area("Enter your code here:", height=300)

# Language selection
language = st.selectbox(
    "Select programming language:",
    ["python", "javascript", "java", "cpp", "csharp", "ruby", "golang", "rust", "sql"]
)

# Display code with syntax highlighting
if code:
    st.subheader("Code Preview with Syntax Highlighting:")
    st.code(code, language=language, line_numbers=True)

    # Add a download button for the code
    st.download_button(
        label="Download Code",
        data=code,
        file_name=f"code.{language}",
        mime="text/plain"
    )

# Add some helpful instructions
with st.expander("How to use"):
    st.markdown("""
    1. Enter your code in the text area above
    2. Select the programming language from the dropdown
    3. Your code will be displayed with syntax highlighting
    4. Use the download button to save your code to a file
    
    Note: This is a code viewer/formatter. It does not execute the code.
    """)