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 requirements.txt: But after installing, I
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 /event/invite/15/sender/3 HTTP/1.1” as a sample Try with query params And
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_model_name’. In other forms, I will need to reference different objects. How
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 your anime object (I can’t tell from the question). Then, check to make sure your
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 flask module. How is this possible? Answer Messages to
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 can’t find a good way to
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 session data game.id is seen on the picture (actual
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.py FLASK_DEBUG=true flask run Serving Flask app “app.py” (lazy loading) Environment: production WARNING: This is a development server. Do not use it in a production deployment.