Imports github.com/bradfitz/gomemcache/memcache github.com/uptrace/opentelemetry-go-extra/otelplay go.opentelemetry.io/contrib/instrumentation/github.com/bradfitz/gomemcache/memcache/otelmemcache go.opentelemetry.io/otel go.opentelemetry.io/otel/trace Standard library imports context flag fmt