OTel Python Style

Acquire OTel objects at module scope.

from opentelemetry import metrics, trace
from opentelemetry.trace import Status, StatusCode

tracer = trace.get_tracer("mugline.voice")
meter = metrics.get_meter("mugline.voice")

greetings = meter.create_counter("voice.greetings.delivered", unit="1")

Bounded Work

tracer.start_as_current_span(...) works as both a decorator and a context manager — the same call. For a whole function, the decorator form is usually what you want: