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from flask import Flask, request
from flask_restful import Resource, Api
from prometheus_flask_exporter import RESTfulPrometheusMetrics
app = Flask(__name__)
restful_api = Api(app)
metrics = RESTfulPrometheusMetrics.for_app_factory()
class Test(Resource):
status = 200
@staticmethod
@metrics.summary('test_by_status', 'Test Request latencies by status', labels={
'code': lambda r: r.status_code
})
def get():
if 'fail' in request.args:
return None, 400
else:
return None, 200
restful_api.add_resource(Test, '/api/v1/test', endpoint='test')
if __name__ == '__main__':
metrics.init_app(app, restful_api)
app.run('0.0.0.0', 4000)
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