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# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
"""
An example to show an application instrumented with the OpenTelemetry requests instrumentation.
Calls made with the requests library will be automatically tracked and telemetry is exported to
application insights with the AzureMonitorTraceExporter.
See more info on the requests instrumentation here:
https://github.com/open-telemetry/opentelemetry-python-contrib/tree/main/instrumentation/opentelemetry-instrumentation-requests
"""
# mypy: disable-error-code="attr-defined"
import os
import requests
from opentelemetry import trace
from opentelemetry.instrumentation.requests import RequestsInstrumentor
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.sdk.trace.export import BatchSpanProcessor
from azure.monitor.opentelemetry.exporter import AzureMonitorTraceExporter
# Enable instrumentation in the requests library.
RequestsInstrumentor().instrument()
trace.set_tracer_provider(TracerProvider())
tracer = trace.get_tracer(__name__)
span_processor = BatchSpanProcessor(
AzureMonitorTraceExporter.from_connection_string(os.environ["APPLICATIONINSIGHTS_CONNECTION_STRING"])
)
trace.get_tracer_provider().add_span_processor(span_processor)
with tracer.start_as_current_span("parent"):
response = requests.get("https://azure.microsoft.com/", timeout=5)
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