KEKE046 commented on code in PR #327:
URL: https://github.com/apache/tvm-ffi/pull/327#discussion_r2605854915
##########
python/tvm_ffi/error.py:
##########
@@ -121,19 +121,27 @@ def append_traceback(
The new traceback with the appended frame.
"""
- frame = self._create_frame(filename, lineno, func)
- return types.TracebackType(tb, frame, frame.f_lasti, lineno)
+ # we manually delete frame to avoid reference cycle, making it faster
to gc the locals inside the frame
+ try:
+ frame = self._create_frame(filename, lineno, func)
+ return types.TracebackType(tb, frame, frame.f_lasti, lineno)
+ finally:
+ del frame
Review Comment:
Yes, you're right
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