.

Author: sentrivana

sentry_sdk/tracing.py

@@ -183,16 +183,22 @@ def __init__(
         only_if_parent=False,  # type: bool
         parent_span=None,  # type: Optional[Span]
         otel_span=None,  # type: Optional[OtelSpan]
+        span=None,  # type: Optional[Span]
     ):
         # type: (...) -> None
         """
         If otel_span is passed explicitly, just acts as a proxy.
 
+        If span is passed explicitly, use it. The only purpose of this param
+        if backwards compatibility with start_transaction(transaction=...).
+
         If only_if_parent is True, just return an INVALID_SPAN
         and avoid instrumentation if there's no active parent span.
         """
         if otel_span is not None:
             self._otel_span = otel_span
+        elif span is not None:
+            self._otel_span = span._otel_span
         else:
             skip_span = False
             if only_if_parent and parent_span is None:

tests/integrations/threading/test_threading.py

@@ -104,7 +104,6 @@ def double(number):
         assert len(event["spans"]) == 0
 
 
-@pytest.mark.skip(reason="Temporarily disable to release SDK 2.0a1.")
 def test_circular_references(sentry_init, request):
     sentry_init(default_integrations=False, integrations=[ThreadingIntegration()])
 
@@ -232,7 +231,7 @@ def do_some_work(number):
 
     threads = []
 
-    with sentry_sdk.start_transaction(op="outer-trx"):
+    with sentry_sdk.start_span(op="outer-trx"):
         for number in range(5):
             with sentry_sdk.start_span(
                 op=f"outer-submit-{number}", name="Thread: main"