简单的ajax GET请求不能在我的Django页面上工作

I'm very new to both Django and Ajax (it's my first time using both) and I am receiving an error with my code. Basically I have an HTML button, on a webpage generated by a template in Django, that should call a function onclick which is assigned using jquery. When clicked, the button should send a GET request to the webpage with the specified url. That's all I want it to do, however, it just does not seem to work. It keeps throwing an error. Here is some of the code:I'm very new to both Django and Ajax (it's my f