HTTP metrics for a AIOHTTP application

pip install aiohttp-prometheus

from aiohttp import web
from aiohttp_prometheus import MetricsMiddleware, MetricsView

app = web.Application()
app.middlewares.append(MetricsMiddleware())

app.router.add_route('GET', '/metrics', MetricsView),

web.run_app(app)

# HELP aiohttp_http_requests_total Asyncio total Request Count
# TYPE aiohttp_http_requests_total counter
aiohttp_http_requests_total{handler="MetricsView",method="GET",status="2xx"} 7.0

# HELP aiohttp_http_request_duration_seconds Request latency
# TYPE aiohttp_http_request_duration_seconds histogram
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="0.01",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="0.05",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="0.1",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="0.5",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="0.75",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="1.0",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="2.5",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="5.0",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="7.5",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="10.0",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="15.0",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="20.0",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="30.0",method="GET"} 7.0
aiohttp_http_request_duration_seconds_bucket{handler="MetricsView",le="+Inf",method="GET"} 7.0