return dataframe as csv flask

from flask import Flask, Response
import pandas as pd

app = Flask(__name__)

def get_csv():
    # Step 1: Create a sample DataFrame (Replace this with your actual DataFrame)
    data = {'Name': ['John', 'Alice', 'Bob'],
            'Age': [25, 30, 22],
            'City': ['New York', 'San Francisco', 'Seattle']}
    df = pd.DataFrame(data)

    # Step 2: Convert the DataFrame to a CSV string
    csv_data = df.to_csv(index=False)

    # Step 3: Set up the HTTP response with the appropriate headers
    response = Response(csv_data, mimetype='text/csv')
    response.headers['Content-Disposition'] = 'attachment; filename=data.csv'

    # Step 4: Return the response
    return response

if __name__ == '__main__':