Propagator - TraceContextPropagator¶
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class
opencensus.trace.propagation.trace_context_http_header_format.TraceContextPropagator[source]¶ Bases:
objectPropagator for processing the trace context HTTP header format.
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from_headers(headers)[source]¶ Generate a SpanContext object using the W3C Distributed Tracing headers.
- Parameters
headers (dict) -- HTTP request headers.
- Return type
- Returns
SpanContext generated from the trace context header.
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to_headers(span_context)[source]¶ Convert a SpanContext object to W3C Distributed Tracing headers, using version 0.
- Parameters
span_context (
SpanContext) -- SpanContext object.- Return type
dict
- Returns
W3C Distributed Tracing headers.
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