mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-07-07 19:35:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 8

gh-129248: Filter out the iOS log prefix from testbed runner output. (#129252)

Browse source 
Filter out the iOS log prefix from testbed runner output.
This commit is contained in:
Russell Keith-Magee 2025-01-25 16:49:39 +08:00 • committed by GitHub
parent d40692db06
commit a58083811a
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
2 changed files with 17 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Misc/NEWS.d/next/Tools-Demos/2025-01-24-14-49-40.gh-issue-129248.JAapG2.rst Normal file
View file

@ -0,0 +1,2 @@
The iOS test runner now strips the log prefix from each line output by the
test suite.

15
iOS/testbed/__main__.py
View file

@ -2,6 +2,7 @@ import argparse
import asyncio
import json
import plistlib
import re
import shutil
import subprocess
import sys
@ -12,6 +13,18 @@ from pathlib import Path
DECODE_ARGS = ("UTF-8", "backslashreplace")
# The system log prefixes each line:
# 2025-01-17 16:14:29.090 Df iOSTestbed[23987:1fd393b4] (Python) ...
# 2025-01-17 16:14:29.090 E iOSTestbed[23987:1fd393b4] (Python) ...
LOG_PREFIX_REGEX = re.compile(
r"^\d{4}-\d{2}-\d{2}" # YYYY-MM-DD
r"\s+\d+:\d{2}:\d{2}\.\d+" # HH:MM:SS.sss
r"\s+\w+" # Df/E
r"\s+iOSTestbed\[\d+:\w+\]" # Process/thread ID
r"\s+\(Python\)\s" # Logger name
)
# Work around a bug involving sys.exit and TaskGroups
# (https://github.com/python/cpython/issues/101515).
@ -131,6 +144,8 @@ async def log_stream_task(initial_devices):
) as process:
suppress_dupes = False
while line := (await process.stdout.readline()).decode(*DECODE_ARGS):
# Strip the prefix from each log line
line = LOG_PREFIX_REGEX.sub("", line)
# The iOS log streamer can sometimes lag; when it does, it outputs
# a warning about messages being dropped... often multiple times.
# Only print the first of these duplicated warnings.