grations based on <a href=https://opencensus.io/>OpenCensus</a> (e.g. Stackdriver) propagate the following headers:</p><ul><li><code>x-cloud-trace-context</code></li><li><code>traceparent</code></li><li><code>grpc-trace-bin</code></li></ul><p>If you look at the sample Python <code>productpage</code> service, for example,
you see that the application extracts the required headers from an HTTP request
using <a href=https://opentracing.io/>OpenTracing</a> libraries:</p><pre><code class=language-python data-exp