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-rw-r--r--Lib/traceback.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/Lib/traceback.py b/Lib/traceback.py
index 61c9fb5..02edeb6 100644
--- a/Lib/traceback.py
+++ b/Lib/traceback.py
@@ -453,6 +453,7 @@ class TracebackException:
_seen=_seen)
else:
context = None
+ self.exc_traceback = exc_traceback
self.__cause__ = cause
self.__context__ = context
self.__suppress_context__ = \
@@ -561,6 +562,7 @@ class TracebackException:
not self.__suppress_context__):
yield from self.__context__.format(chain=chain)
yield _context_message
- yield 'Traceback (most recent call last):\n'
+ if self.exc_traceback is not None:
+ yield 'Traceback (most recent call last):\n'
yield from self.stack.format()
yield from self.format_exception_only()