I got a Flask App and installed the dependencies out of the requirements.txt. I got the following error when running my App: MarkupSafe is a package required by Jinja2 which in turn is required by Flask. I soon found out that downgrading MarkupSafe from version 2.1.1 to 2.0.1 fixes the issue, and I adapted my…
Tag: jinja2
Send query params from Jinja template
I can’t figure out if it’s possible to pass query parameters from a static html page to a view for processing. I have now implemented the functionality I need using path parameters. I want to do the same, but with query parameters main.py events.py routes.py html It’s works with “POST …
How to Use jinja to render HTML without flask?
I need to render HTML page using jinja but without flask I read some other questions here but none had clear answer kindly let me know how can i achieve the same Here I need to render 1.html using 1.py – is it possble to do it in ofline mode current 1.py currently with this I am able to print
How do I set the variables in this javascript file to match variables from Flask/Python?
I have a Javascript file that enables drop down menus dynamic (i.e. a selection from one drop down impacts the others). I would like to use this file in conjunction with multiple forms but I have hard-coded the starting variables in this file to html elements ‘inverter_oem’ and ‘inverter_mod…
Images not hosted on server with flask, jinja2 and html
I want to load images from links with flask and jinja2. This is what I’m trying: I have checked that anime.cover = https://animeflv.net/uploads/animes/covers/2430.jpg, but the images won’t load. What is a possible solution? Thank you in advance! Answer First check to make sure you’re getting…
Template syntax error Could not parse the remainder: ‘(“images/logo.png”)’ from ‘static(“images/logo.png”)’. in django-jinja template?
when including the static files in the Django-jinja template it shows an error. If I removed that line It worked. But I want to load my static files in jinja template. Answer First you have to load static at top of your html page Then you have to use {% %} instead of {{ }}
How can Jinja2 read a function without passing it explicitly?
In the flask:flashing documentation, I encounter the following situation. And here is the Jinja2 used HTML file. So I wonder that even if there is no function passed in to the HTML file by using return statement in Python file, Jinja2 can read get_flashed_messages() function, which is a function under the fla…
Display documents in a table from MongoDB with Jinja2 HTML
I currently try to figure out how to display multiple documents from my MongoDB collection “one by one”. My recent code to fetch the data looks like this: My HTML Jinja injection like this: The code itself works fine – but literally all URLs are displayed in one row of course. Right now I ca…
Is there a way to check if some value is IN request.session.name?
Can anybody clarify, please? I got a Cart object in request.session I want to check if request.session.cart CONTAINS item.id as a key from template I know that game.id is FOR SURE in that cart object, but template doesn’t react on that. I HAVE a context processor added UPDATE: SETTINGS.PY Template and s…
flask.cli.NoAppException: Could not import “app”
My application’s name is app.py, and it’s in a folder named ToDo-App, and within this folder there is another folder called templates, that contains the index.html file. In the terminal: Esam@DESKTOP-73QDAD3 MINGW32 /i/web/advanced-track/1-sql_and_data_modeling_for_the_web/ToDo-App $ FLASK_APP=app…