Memory Error occurs when downloading a file from Flask. The size of the file is about 100 megabytes. How can I fix it? Flask Download Code return send_from_directory(s_trash_path, s_zip_name, m...

Is there a way to prevent flask from setting caching headers in send_file or do I have to manipulate them manually afterwards?

I've decided to write a small webapp using Flask, postgresql and leaflet. I wanted to store coordinates (latitude and longitude) using PostGIS extender for postgresql. My flask application uses Fla...

I'm working on a project to make a map using folium and flask and I'm trying to add my own javascript to add some animation to the tile to appear one by one. The question is how can I add my custo...

I am trying to decide how to implement image uploading functionality on my flask app. I am currently using Flask-Uploads to get the job done and it seems to work pretty well. However, I have no ide...

I have made a local dash-app to allow students to efficiently find/study their (measurement) data. To allow for further development, I tried to make a transition from pandas & duckdb to polars....

This is driving me absolutely crazy and preventing me from being able to do local dev/test. I have a flask app that uses authlib (client capabilities only). When a user hits my home page, my flask...

I have read all posts about this issue, here and on IIS forum, got it to the second page on Google too... and still can't get it to work. I want to run Flask/Python app in IIS on Windows server 20...

I'm learning web development for simple applications and I've created one that uses before_first_request decorator. According with the new release notes, the before_first_request is deprecated and ...

I built a website some time ago with Flask. Now all of a sudden when I try to navigate there I get the following: NET::ERR_CERT_COMMON_NAME_INVALID Your connection is not private Attackers might ...

Could you please describe how to indicate the base URL in the documentation automatically generated by Flask Restplus? I am running the following code but nothing shows up in the swagger UI: from...

python 3.10 running in venv on Windows 10 pro. I am trying to follow the tutorial for the Celery and Flask integration: https://flask.palletsprojects.com/en/latest/patterns/celery/ # example.py fr...

I am deploying a web app on AWS's elastic beanstalk and am coming across the same error: [StageApplication]. Stop running the command. Error: chown /var/app/staging/venv/bin/python: no such file o...

I'm trying to make multiple requests async and get response back, I'm using concurrent.futures to do this, but inside my function using current_app which from flask and I always got this error: Run...

I get the above error for executing the below INSERT-statement. The database file ce.db is in the same directory as my code and I have successfully created the tables therein. My sqlite version is...

I am doing a microservice with a document loader, and the app can't launch at the import level, when trying to import langchain's UnstructuredMarkdownLoader $ flask --app main run --debug Traceback...

I'm developing app in Flask and it requires DB, so what I have is I do: app = Flask(__name__) @app.before_request def init_db_connection: # here I connect to my DB @app.teardown_request def dest...

What the files I need add to .gitignore in Flask application? https://www.gitignore.io/ - I'm usually here to look at examples. But now I found no examples. Why? Is it a feature of Flask? Django ha...

I'm very new to working with Flask- according to http://flask.pocoo.org/docs/0.12/deploying/mod_wsgi/ under the heading "Working with Virtual Environments" I read: For Python 3 add the follo...

I've been trying to figure out this for a while but a lot of answers I can find now are out-dated (posts from > 6 years ago), or less related. The question is really how to deal with database se...

I am going through a flask/sqlalchemy tutorial https://pythonhosted.org/Flask-SQLAlchemy/quickstart.html#a-minimal-application and I configured my database url to be: postgres://username:password@...

I have a website that uses Flask. It used to work well, but since recently, every request returns a 404, and it seems it can't find the right endpoints. However: Locally, the site still works, on...

it shows the function related to root url i.e. ('/') but if i write @app.route('/home') it gives me that error

I have a flask app with the below tree: root/ - modules/ __init__.py - common/ __init__.py - citrixlb/ __init__.py # blueprint code citrixlb.py # module class - aws/ __init__.py # bluepri...

I'm trying to produce a dynamic checkbox list with certain boxes checked based on the state of the data. Here's my Form: class FooForm(Form): bar = SelectMultipleField( 'Bar', option_widget=Ch...