Always

Samplers.alwaysSample();

from opencensus.trace.samplers import always_on
from opencensus.trace import tracer as tracer_module

# This is the default sampler
sampler = always_on.AlwaysOnSampler()
tracer = tracer_module.Tracer(sampler=sampler)

// Samplers are potentially expensive to construct. Use one long-lived
// sampler instead of constructing one for every Span.
static opencensus::trace::AlwaysSampler sampler;

const root = new RootSpan(tracer);
const sampler = SamplerBuilder.getSampler(1); // Always samples when value is >= 1
const samplerShouldSample = sampler.shouldSample(root.traceId);