Fix System Nexus tracing headers by tconley1428 · Pull Request #1682 · temporalio/sdk-python

tconley1428 · 2026-07-27T18:31:47Z

Summary

add a dedicated workflow outbound interceptor path for System Nexus operations
propagate tracing context through Temporal request headers instead of Nexus transport headers
add migration guidance for custom workflow interceptors

poe test -s tests/contrib/opentelemetry/test_opentelemetry_plugin.py -k signal_with_start
poe test -s tests/nexus/test_temporal_system_nexus.py -k 'external_workflow_handle_signal_with_start or headers_are_ignored'
poe lint

tconley1428 requested a review from a team as a code owner July 27, 2026 18:31

tconley1428 marked this pull request as draft July 27, 2026 18:42

tconley1428 added 3 commits August 20, 2026 09:48

Fix System Nexus tracing headers

e2047dd

Silence System Nexus helper type warning

10fb379

Simplify System Nexus interceptor input

b26919f

tconley1428 force-pushed the fix/system-nexus-trace-headers branch 4 times, most recently from 69c1d02 to 6e0e2f0 Compare August 20, 2026 17:02

Adapt System Nexus tracing to generated request types

ff318a5

tconley1428 force-pushed the fix/system-nexus-trace-headers branch 2 times, most recently from b4edb8f to 573c5e8 Compare August 20, 2026 17:48

Propagate tracing in system Nexus request headers

a9cf840

tconley1428 force-pushed the fix/system-nexus-trace-headers branch from 573c5e8 to a9cf840 Compare August 20, 2026 17:49