• Implementation of Events API (#4054)
• Make log sdk add exception.message to logRecord for exceptions whose argument is an exception not a string message (#4122)
• Fix use of link.attributes.dropped, which may not exist (#4119)
• Running mypy on SDK resources (#4053)
• Added py.typed file to top-level module (#4084)
• Drop Final annotation from Enum in semantic conventions (#4085)
• Update log export example to not use root logger (#4090)
• sdk: Add OS resource detector (#3992)
• sdk: Accept non URL-encoded headers in OTEL_EXPORTER_OTLP_*HEADERS to match other languages SDKs (#4103)
• Update semantic conventions to version 1.27.0 (#4104)
• Add support to type bytes for OTLP AnyValue (#4128)
• Export ExponentialHistogram and ExponentialHistogramDataPoint (#4134)
• Implement Client Key and Certificate File Support for All OTLP Exporters (#4116)
• Remove _start_time_unix_nano attribute from _ViewInstrumentMatch in favor of using time_ns() at the moment when the aggregation object is created (#4137)