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# Copyright The OpenTelemetry Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import random
import time
from opentelemetry.metrics import get_meter_provider, set_meter_provider
from opentelemetry.sdk.metrics import Counter, MeterProvider
from opentelemetry.sdk.metrics.export import (
ConsoleMetricExporter,
PeriodicExportingMetricReader,
)
from opentelemetry.sdk.metrics.view import DropAggregation, View
# Create a view matching the counter instrument `my.counter`
# and configure the view to drop the aggregation.
drop_aggregation_view = View(
instrument_type=Counter,
instrument_name="my.counter",
aggregation=DropAggregation(),
)
exporter = ConsoleMetricExporter()
reader = PeriodicExportingMetricReader(exporter, export_interval_millis=1_000)
provider = MeterProvider(
metric_readers=[
reader,
],
views=[
drop_aggregation_view,
],
)
set_meter_provider(provider)
meter = get_meter_provider().get_meter("view-drop-aggregation", "0.1.2")
my_counter = meter.create_counter("my.counter")
while 1:
my_counter.add(random.randint(1, 10))
time.sleep(random.random())
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