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gh-91048: Add filename:line_no information to asyncio pstree #133478

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Merged
pablogsal merged 2 commits into from
May 5, 2025
Merged

gh-91048: Add filename:line_no information to asyncio pstree #133478

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ab2b0c5
Add filename:line_no information to `asyncio pstree`
ambv May 5, 2025
abac798
Adapt test
ambv May 5, 2025
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Add filename:line_no information to asyncio pstree
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@ambv
ambv committed May 5, 2025
commit ab2b0c584145145ecdac2ff8e87778e0f6846a50
1 change: 1 addition & 0 deletions Lib/asyncio/__main__.py
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Expand Up @@ -146,6 +146,7 @@ def interrupt(self) -> None:
parser = argparse.ArgumentParser(
prog="python3 -m asyncio",
description="Interactive asyncio shell and CLI tools",
color=True,
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subparsers = parser.add_subparsers(help="sub-commands", dest="command")
ps = subparsers.add_parser(
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10 changes: 9 additions & 1 deletion Lib/asyncio/tools.py
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Expand Up @@ -21,13 +21,21 @@ class CycleFoundException(Exception):


# ─── indexing helpers ───────────────────────────────────────────
def _format_stack_entry(elem: tuple[str, str, int] | str) -> str:
if isinstance(elem, tuple):
fqname, path, line_no = elem
return f"{fqname} {path}:{line_no}"

return elem


def _index(result):
id2name, awaits = {}, []
for _thr_id, tasks in result:
for tid, tname, awaited in tasks:
id2name[tid] = tname
for stack, parent_id in awaited:
stack = [elem[0] if isinstance(elem, tuple) else elem for elem in stack]
stack = [_format_stack_entry(elem) for elem in stack]
awaits.append((parent_id, stack, tid))
return id2name, awaits

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