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# -------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License in the project root for
# license information.
# --------------------------------------------------------------------------
from azure.monitor.opentelemetry import configure_azure_monitor
from opentelemetry import trace
from opentelemetry.sdk.trace import SpanProcessor
# Define a custom processor to modify your spans
class SpanEnrichingProcessor(SpanProcessor):
def on_end(self, span):
# Prefix the span name with the string "Updated-".
span._name = "Updated-" + span.name
# Add the custom dimension "CustomDimension1" with the value "Value1".
span._attributes["CustomDimension1"] = "Value1"
# Add the custom dimension "CustomDimension2" with the value "Value2".
span._attributes["CustomDimension2"] = "Value2"
# Create a SpanEnrichingProcessor instance.
span_enrich_processor = SpanEnrichingProcessor()
# Pass in your processor to configuration options
configure_azure_monitor(span_processors=[span_enrich_processor])
tracer = trace.get_tracer(__name__)
with tracer.start_as_current_span("this_span_will_be_modified"):
print("Hello, World!")
input()
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