chore(opentracing): deprecate opentracing

[mabdinur]

Drops support for OpenTracing API. The OpenTelemetry API should be used instead.

Checklist

• PR author has checked that all the criteria below are met
• The PR description includes an overview of the change
• The PR description articulates the motivation for the change
• The change includes tests OR the PR description describes a testing strategy
• The PR description notes risks associated with the change, if any
• Newly-added code is easy to change
• The change follows the library release note guidelines
• The change includes or references documentation updates if necessary
• Backport labels are set (if applicable)

Reviewer Checklist

• Reviewer has checked that all the criteria below are met
• Title is accurate
• All changes are related to the pull request's stated goal
• Avoids breaking API changes
• Testing strategy adequately addresses listed risks
• Newly-added code is easy to change
• Release note makes sense to a user of the library
• If necessary, author has acknowledged and discussed the performance implications of this PR as reported in the benchmarks PR comment
• Backport labels are set in a manner that is consistent with the release branch maintenance policy

[github-actions]

CODEOWNERS have been resolved as:

releasenotes/notes/deprecate-opentracing-6d3e10a0581717a6.yaml          @DataDog/apm-python
ddtrace/opentracer/__init__.py                                          @DataDog/apm-sdk-api-python
docs/advanced_usage.rst                                                 @DataDog/python-guild
docs/installation_quickstart.rst                                        @DataDog/python-guild

[github-actions]

Bootstrap import analysis

Comparison of import times between this PR and base.

Summary

The average import time from this PR is: 229 ± 3 ms.

The average import time from base is: 232 ± 4 ms.

The import time difference between this PR and base is: -3.0 ± 0.1 ms.

Import time breakdown

The following import paths have grown:

ddtrace.auto 0.324 ms (0.14%)

ddtrace.bootstrap.sitecustomize 0.324 ms (0.14%)

ddtrace.bootstrap.preload 0.324 ms (0.14%)

ddtrace.internal.products 0.158 ms (0.07%)

ddtrace.internal.symbol_db.remoteconfig 0.081 ms (0.04%)

ddtrace.internal.symbol_db.symbols 0.081 ms (0.04%)

ddtrace.settings.symbol_db 0.081 ms (0.04%)

ddtrace.internal.remoteconfig.worker 0.078 ms (0.03%)

ddtrace.internal.runtime.runtime_metrics 0.094 ms (0.04%)

ddtrace.settings.profiling 0.072 ms (0.03%)

ddtrace.internal.datadog.profiling.stack_v2 0.072 ms (0.03%)

ddtrace.internal.datadog.profiling.stack_v2._stack_v2 0.072 ms (0.03%)

The following import paths have shrunk:

ddtrace.auto 2.408 ms (1.05%)

ddtrace.bootstrap.sitecustomize 1.739 ms (0.76%)

ddtrace.bootstrap.preload 1.739 ms (0.76%)

ddtrace.internal.products 1.556 ms (0.68%)

ddtrace.internal.remoteconfig.client 0.663 ms (0.29%)

ddtrace.internal.symbol_db.remoteconfig 0.172 ms (0.08%)

ddtrace.internal.symbol_db.symbols 0.172 ms (0.08%)

ddtrace.settings.dynamic_instrumentation 0.080 ms (0.03%)

ddtrace.settings.crashtracker 0.098 ms (0.04%)

ddtrace.settings.profiling 0.085 ms (0.04%)

ddtrace 0.669 ms (0.29%)

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-04-03 19:52:23

Comparing candidate commit 10f73cf in PR branch munir/deprecate-ot with baseline commit 55aaf72 in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 498 metrics, 2 unstable metrics.