Python Traceback Parser

Parse Python tracebacks into structured frames with chained exception handling.

Traceback

Hide stdlib / site-packages frames

json.decoder.JSONDecodeErrorExpecting value: line 1 column 1 (char 0)

File	Line	Function	Source
/app/server.py	42	handle_request	payload = json.loads(body)
/usr/lib/python3.12/json/__init__.py	346	loads	return _default_decoder.decode(s)
/usr/lib/python3.12/json/decoder.py	337	decode	obj, end = self.raw_decode(s, idx=_w(s, 0).end())

↑ during handling of

app.errors.BadRequestErrorinvalid body

File	Line	Function	Source
/app/server.py	50	handle_request	raise BadRequestError("invalid body") from e

What it understands

Standard Traceback (most recent call last): header
Multi-frame call stacks with optional source-line context
Final exception line — type, optional module, message
Chained exceptions — “During handling of the above…” / “The above exception was the direct cause…”