How I can send data from Flask to JavaScript?

Hello I am new and building an application in Flask and Javascript. I have a problem with sending data from Flask do JavaScript. I have code in routes.py @app.route(‘/mapaa’,methods=[‘GET’,’POST’]) …

Using a preset deflate dictionary to reduce compressed archive file size

I have a requirement where text files are send from one location to other. Both location are in our control. The nature of content and the words that could appear in this are mostly the same. Which …

Getting data from JSON to JS

In the django function, I send data to JS via JSON startdate = datetime.strptime(request.POST[‘startdate’], ‘%d.%m.%Y’) enddate = datetime.strptime(request.POST[‘enddate’], ‘%d.%m.%Y’) …

Can’t return multiple variables from Flask to Javascript AJAX function

I have a JS function that is updating subsequent select boxes based on the previous input. I am populating these with responses from a Flask function that queries a database. The issue is that the …

List of list from flask to JS

My Python code calculate coordonates of devices and put it in a list. So i get a list of list in a python var my_devices_list = [ [“name1”, 11.1, 22.2] , [“name2”, 33.3, 44.4] ] i’…

Serialize a list of numpy arrays and read back/deserialize into Javascript

Consider a list of numpy arrays: arr = [np.linspace(a1,a2,11) for a1,a2 in [(1,10),(20,30)]] nparr = np.array(arr) I would like to serialize this to transmit to a Javascript REST client. The …

Trouble converting Javascript source to Python

I’m trying to convert a Javascript function to Python. Most of it was no problem but there’s one statement I’m not sure how to convert: color = +(“0x” + color.slice(1).replace(color.length &…

How do I delete/exclude selected children nodes from the parent node in Selenium/Python?

Say, I’d like to get the article without to_del (could contain 0 or several elements). Seems driver.execute_script is the solution. But how to code it? article = driver.find_element_by_xpath(“//…

Getting fullcalendar javascript click data to django modelform

i want to click event on Fullcalendar, then it open another page, like this document.addEventListener(‘DOMContentLoaded’, function() { var calendarEl = document….

Webscraping a Javascript Element, preferably without Selenium

Currently, I have used Selenium to extract text from a table on a website. Following is the code: from selenium import webdriver from webdriver_manager.chrome import ChromeDriverManager # Using …