Merge branch 'main' into issue_2934

Author: srikanthccv

Diff for: opentelemetry-api/src/opentelemetry/trace/__init__.py

@@ -352,7 +352,7 @@ def start_as_current_span(
 
             with tracer.start_as_current_span("one") as parent:
                 parent.add_event("parent's event")
-                with trace.start_as_current_span("two") as child:
+                with tracer.start_as_current_span("two") as child:
                     child.add_event("child's event")
                     trace.get_current_span()  # returns child
                 trace.get_current_span()      # returns parent