RuntimeError: Working outside of request context.This typically means that you attempted to use functionality that neededan active HTTP request. Consult the documentation on testing forinformation about how to avoid this problem. code example

Example: raise RuntimeError(_request_ctx_err_msg) RuntimeError: Working outside of request context

@app.route('/my_endpoint', methods=['POST'])
def my_endpoint_handler():
    #do tracking in sub-thread so we don't hold up the page
    def handle_sub_view(req):
        with app.test_request_context():
            from flask import request
            request = req
            # Do Expensive work
    thread.start_new_thread(handle_sub_view, (request))
    return "Thanks"