Do not log traceback when log format is json (#7973)

* do not log traceback when log format is json * changelog
dbt-labs · Jul 7, 2023 · 283f716 · 283f716
1 parent 3a6df9a
commit 283f716
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diff --git a/.changes/unreleased/Fixes-20230627-224355.yaml b/.changes/unreleased/Fixes-20230627-224355.yaml
@@ -0,0 +1,6 @@
+kind: Fixes
+body: Fix producing non json log when log format is json
+time: 2023-06-27T22:43:55.071123-07:00
+custom:
+  Author: ChenyuLInx
+  Issue: "7972"
diff --git a/core/dbt/events/functions.py b/core/dbt/events/functions.py
@@ -294,7 +294,7 @@ def fire_event(e: Event) -> None:
                     STDOUT_LOG,
                     level_tag=e.level_tag(),
                     log_line=log_line,
-                    exc_info=e.exc_info,
+                    exc_info=False if flags.LOG_FORMAT == "json" else e.exc_info,
                     stack_info=e.stack_info,
                     extra=e.extra,
                 )