flask request get params code example

Example 1: python flask query params

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')

Example 2: flask get with parameters

from flask import request

@app.route('/my-route')
def my_route():
  page = request.args.get('page', default = 1, type = int)
  filter = request.args.get('filter', default = '*', type = str)

Example 3: flask get with parameters

@app.route('/<name>')
def my_view_func(name):
    return name

Example 4: flask restful arguments in url

from flask import Flask, request
from flask_restful import Api, Resource

app = Flask(__name__)
api = Api(app)

# Flask mishandles boolean as string
TRUTHY = ['true', 'True', 'yes']

class Item(Resource):
   def get():
      # Get `class` list from request args
      classes = request.args.getlist('class') 

      # Get `analysis` boolean from request args
      analysis = True if request.args.get('analysis') in TRUTHY else False

api.add_resource(Item, '/item')

Example 5: flask get with parameters

/my-route?page=34               -> page: 34  filter: '*'
/my-route                       -> page:  1  filter: '*'
/my-route?page=10&filter=test   -> page: 10  filter: 'test'
/my-route?page=10&filter=10     -> page: 10  filter: '10'
/my-route?page=*&filter=*       -> page:  1  filter: '*'