Handle exceptions by using traceback.format_exc instead of extract_tb #58
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yxd-hde
reviewed
Nov 22, 2019
lambda_local/main.py
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| @@ -124,7 +124,7 @@ def execute(func, event, context): | ||
| err = sys.exc_info() | ||
| result = json.dumps({ | ||
| "errorMessage": str(err[1]), | ||
| "stackTrace": traceback.extract_tb(err[2]), | ||
| "stackTrace": traceback.format_exc(), |
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How about using traceback.format_tb(err[2]) instead?
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Good idea, that makes it look more like the error response provided by AWS now.
yxd-hde
suggested changes
Nov 22, 2019
yxd-hde
approved these changes
Nov 25, 2019
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This fixes #57, where we were seeing
TypeError: Object of type FrameSummary is not JSON serializableif the handler function throws an exception.traceback.format_excreturns a string that can be easily turned into JSON.