Flask-Compress for compression - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is Flask-Compress used for in a Flask application?

Flask-Compress is used to automatically compress HTTP responses, making data smaller and faster to send to the browser.

beginner

How do you enable Flask-Compress in a Flask app?

You install Flask-Compress, import Compress, then create a Compress object and pass your Flask app to it. This activates compression for responses.

intermediate

Which HTTP header does Flask-Compress check to decide if it should compress a response?

Flask-Compress checks the 'Accept-Encoding' header sent by the browser to see if it supports compression like gzip or deflate.

beginner

Name two compression methods Flask-Compress can use.

Flask-Compress can use 'gzip' and 'deflate' compression methods to reduce response size.

intermediate

What types of responses does Flask-Compress compress by default?

By default, Flask-Compress compresses responses with content types like text/html, text/css, application/javascript, application/json, and others that benefit from compression.

What is the main benefit of using Flask-Compress in your Flask app?

A Faster page load by reducing response size

B Improves database query speed

C Adds user authentication

D Creates HTML templates automatically

Flask-Compress reduces the size of HTTP responses, which helps pages load faster.

Which Python package do you need to install to use Flask-Compress?

A flask-login

B flask-security

C flask-compress

D flask-sqlalchemy

The package named 'flask-compress' provides the compression features.

How do you activate Flask-Compress in your Flask app code?

A app.compress()

B Compress(app)

C app.enable_compression()

D compress.enable(app)

You create a Compress object and pass your Flask app to it like Compress(app).

Which HTTP header must the client send for Flask-Compress to compress the response?

A Authorization

B Content-Type

C User-Agent

D Accept-Encoding

The 'Accept-Encoding' header tells the server which compression methods the client supports.

Which of these content types is commonly compressed by Flask-Compress?

A text/html

B image/png

C application/octet-stream

D video/mp4

Text-based content like 'text/html' is compressed; images and videos are usually already compressed.

Explain how Flask-Compress improves web app performance and how to set it up in a Flask project.

Think about making pages load faster by sending smaller files.

Describe what conditions Flask-Compress checks before compressing a response and why this is important.

Consider how the server knows if the browser can handle compressed data.