gistfile1.py

def required(f):
    @wraps(f)
    def decorated(*args, **kwargs):
        authorization = resource_provider.get_authorization()
        if not authorization.is_valid:
            return abort(401)
        else:
            """ Pass variables from authorization back to the calling function"""
        return f(*args, **kwargs)
    return decorated

@app.route('/compute/v1beta15/projects/<projectid>')
@authentication.required
def getProject(projectid):
    resp = jsonify({
        "userid": "Set this based on the variables given back by the decorator"
    })
    resp.status_code = 200
    
    return resp