from xrayvision.ext.wsgi import XRayMiddleware

app = Flask(__name__)
app.wsgi_app = XRayMiddleware(app.wsgi_app)

from xrayvision import global_segment

...

with global_segment.add_subsegment('my custom loop') as segment:
    try:
        # do stuff
    except:
        segment.add_exception()

import requests
import xrayvision

xrayvision.patch('requests')