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import random
import time
from prometheus_client import start_http_server
from opentelemetry.exporter.prometheus import PrometheusMetricReader
from opentelemetry.metrics import get_meter_provider, set_meter_provider
from opentelemetry.sdk.metrics import MeterProvider
# Start Prometheus client
start_http_server(port=8000, addr="localhost")
# Exporter to export metrics to Prometheus
prefix = "MyAppPrefix"
reader = PrometheusMetricReader(prefix)
# Meter is responsible for creating and recording metrics
set_meter_provider(MeterProvider(metric_readers=[reader]))
meter = get_meter_provider().get_meter("view-name-change", "0.1.2")
my_counter = meter.create_counter("my.counter")
print("Server is running at http://localhost:8000")
while 1:
my_counter.add(random.randint(1, 10))
time.sleep(random.random())
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