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# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
"""
Examples to show usage of the azure-core-tracing-opentelemetry
with the Text Analytics SDK and exporting to Azure monitor backend.
This example traces calls for extracting
key phrases from input text via the Text Analytics sdk. The telemetry
will be collected automatically and sent to Application Insights
via the AzureMonitorTraceExporter
"""
# mypy: disable-error-code="attr-defined"
import os
# Declare OpenTelemetry as enabled tracing plugin for Azure SDKs
from azure.core.settings import settings
from azure.core.tracing.ext.opentelemetry_span import OpenTelemetrySpan
settings.tracing_implementation = OpenTelemetrySpan
# Regular open telemetry usage from here, see https://github.com/open-telemetry/opentelemetry-python
# for details
from opentelemetry import trace
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.sdk.trace.export import BatchSpanProcessor
trace.set_tracer_provider(TracerProvider())
tracer = trace.get_tracer(__name__)
# azure monitor trace exporter to send telemetry to appinsights
from azure.monitor.opentelemetry.exporter import AzureMonitorTraceExporter
span_processor = BatchSpanProcessor(
AzureMonitorTraceExporter.from_connection_string(os.environ["APPLICATIONINSIGHTS_CONNECTION_STRING"])
)
trace.get_tracer_provider().add_span_processor(span_processor)
# Example with Text Analytics SDKs
from azure.core.credentials import AzureKeyCredential
from azure.ai.textanalytics import TextAnalyticsClient
credential = AzureKeyCredential("<api_key>")
endpoint = "https://<resource-name>.cognitiveservices.azure.com/"
text_analytics_client = TextAnalyticsClient(endpoint, credential)
documents = [
"Redmond is a city in King County, Washington, United States, located 15 miles east of Seattle.",
"""
I need to take my cat to the veterinarian. He has been sick recently, and I need to take him
before I travel to South America for the summer.
""",
]
with tracer.start_as_current_span(name="DocAnalysis"):
response = text_analytics_client.extract_key_phrases(documents, language="en")
result = [doc for doc in response if not doc.is_error]
for doc in result:
print(doc.key_phrases)
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