• Add experimental composite samplers (#4714)
• Add new environment variables to the SDK OTEL_PYTHON_EXPORTER_OTLP_{HTTP/GRPC}_{METRICS/TRACES/LOGS}_CREDENTIAL_PROVIDER that can be used to inject a requests.Session or grpc.ChannelCredentials object into OTLP exporters created during auto instrumentation #4689.
• Filter duplicate logs out of some internal logger's logs on the export logs path that might otherwise endlessly log or cause a recursion depth exceeded issue in cases where logging itself results in an exception. (#4695).
• docs: linked the examples with their github source code location and added Prometheus example (#4728)
• Permit to override default HTTP OTLP exporters headers (#4634)
• semantic-conventions: Bump to 1.37.0 (#4731)
• opentelemetry-sdk: fix handling of OTEL_ATTRIBUTE_COUNT_LIMIT in logs (#4677)
• Performance: Cache importlib_metadata.entry_points (#4735)
• opentelemetry-sdk: fix calling Logger.emit with an API LogRecord instance (#4741)