Download Decorator Info

: For temporary files or large data, the function can yield strings or bytestrings, allowing the app to clean up resources after the download completes.

: Using decorators allows core business logic (e.g., calculate_sales() ) to remain clean, while the decorator handles logging, execution timing, or formatting the output into a downloadable file. Download Decorator

: It requires parameters like filename (the name of the file presented to the user) and media_type (the MIME type, such as text/csv or application/pdf ). Implementation Best Practices : For temporary files or large data, the

: When writing custom decorators for report generation, it is best practice to use @functools.wraps to ensure the original function's name and docstring are preserved for debugging and documentation. calculate_sales() ) to remain clean