How to use cURL to send Cookies?
This worked for me: curl -v –cookie “USER_TOKEN=Yes” http://127.0.0.1:5000/ I could see the value in backend using print(request.cookies)
flask
How to get POSTed JSON in Flask?
First of all, the .json attribute is a property that delegates to the request.get_json() method, which documents why you see None here. You need to set the request content type to application/json for the .json property and .get_json() method (with no arguments) to work as either will produce None otherwise. See the Flask Request documentation: … Read more
How can I get the named parameters from a URL using Flask?
Use request.args to get parsed contents of query string: from flask import request @app.route(…) def login(): username = request.args.get(‘username’) password = request.args.get(‘password’)
How do you access the query string in Flask routes?
from flask import request @app.route(‘/data’) def data(): # here we want to get the value of user (i.e. ?user=some-value) user = request.args.get(‘user’)
Configure Flask dev server to be visible across the network
While this is possible, you should not use the Flask dev server in production. The Flask dev server is not designed to be particularly secure, stable, or efficient. See the docs on deploying for correct solutions. The –host option to flask run, or the host parameter to app.run(), controls what address the development server listens … Read more
Return JSON response from Flask view
As of Flask 1.1.0 a view can directly return a Python dict and Flask will call jsonify automatically. @app.route(“/summary”) def summary(): d = make_summary() return d If your Flask version is less than 1.1.0 or to return a different JSON-serializable object, import and use jsonify. from flask import jsonify @app.route(“/summary”) def summary(): d = make_summary() … Read more
How to serve static files in Flask
In production, configure the HTTP server (Nginx, Apache, etc.) in front of your application to serve requests to /static from the static folder. A dedicated web server is very good at serving static files efficiently, although you probably won’t notice a difference compared to Flask at low volumes. Flask automatically creates a /static/<path:filename> route that … Read more
Get the data received in a Flask request
The docs describe the attributes available on the request object (from flask import request) during a request. In most common cases request.data will be empty because it’s used as a fallback: request.data Contains the incoming request data as string in case it came with a mimetype Flask does not handle. request.args: the key/value pairs in … Read more