import flask_debugtoolbar from werkzeug.contrib import profiler as werkzeug_profiler # Debugging toolbar toolbar = flask_debugtoolbar.DebugToolbarExtension() # Profiler class Profiler(object): def init_app(self, app): app.wsgi_app = werkzeug_profiler.ProfilerMiddleware( app.wsgi_app, restrictions=[30] ) profiler = Profiler()