I know how to receive data from POST request in main thread: But can I do that in background thread to avoid blocking UI (rendering index.html)? Answer I’m assuming you want the html rendering and processing of your request to run concurrently. So, you can try threading in Python https://realpython.com/…
Tag: flask
Is it possible to redirect inside a middleware class?
So I have a Middleware class that is supposed to get the cookies from the request and then send it to a function isAuthenticated which returns either True or False now if the function returns False I need to redirect to /login page is that possible to do? even though I don’t have the request object I on…
Heroku getting at=error code=H10 while deploying python Flask web app
I am trying to deploy my first flask application in heroku. Followed steps exactly as mentioned in heroku documentation. But It is throwing Application error as shown below Project Structure wsgi.py file Procfile app/main.py requirements.txt runtime.txt Answer Welcome to Stackoverflow @vishnuvreddy Since you …
Javascript store in session, get from session in python/flask
I am working with a flask app, and am trying to store a Json object using javascript, and retrieve it in python as i would like to store a sort of “shopping list” information that the user is generating, into my database. The object appears in my browsers session storage but it seems my syntax is …
Update SQLAlchemy column of my referral when my own column changes
Any time my wallet_1 is been modified with +1 or any value, I want to get the value and add it into the wallet_2 of my referral wallet which is (Joshua wallet_2) as well as for wallet_2, if my wallet_2 is been modified with +1 or any value, I want to get the value and add it into the wallet_3
Python Flask Executor | How to pass results from a background task to a currently active html page
To setup a simple html front-end and python flask back- Create a html script (index.html) and save D:Projectstest_backgroundtasktemplatesviews Create a python script and save D:Projectstest_backgroundtask: Code To create a background task, flask has a package called flask_executor Updated python script using …
Hook for processing (not catching) exception in Flask
I have a Flask server. Whenever the code inside my handler throws an exception, Flask catches it, and returns an HTML page to the client with a 5XX error. The problem is that I don’t notice this. I just got an email from someone using my API saying that they were getting 504 errors, and I didn’t k…
Sqlite3 Programming Error -> SQLite objects created in a thread can only be used in that same thread
Im programming for my friend a website like youtube. But I always get this error when i go to http://localhost:2389/watch.v=f4efc9de771d4aba85ee0a88bbce08b9 This is the server code: and this is the database helper: And this is the error: I hope someone can help me. Answer I found the problem. I have to do thi…
How to dockerize a vuejs (frontend) app together with a (backend) flask api inside the same container?
I can successfully create and run backend flask api and the frontend vue app inside individual containers with the following codes: But when I try combining them inside a single container, only the vue app is running on localhost:8080 but it cannot access the flask api output which I thought would be running …
How to use {% if user.is_authenticated %} in html to display or remove content
I’m trying to display certain content in my navbar when a user is logged in, but {% if user.is_authenticated %} does not work when I add it to my HTML Answer Flask-Login adds the current_user variable to your templates