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gh-128595: Default to stdout isatty for colour detection instead of stderr #128498

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Merged
hugovk merged 18 commits into from
Jan 20, 2025
Merged

gh-128595: Default to stdout isatty for colour detection instead of stderr #128498

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4ad090d
Add test class helper to force no terminal colour
hugovk Dec 11, 2024
ab76e1b
Refactor
hugovk Dec 11, 2024
bb90f89
Default to stdout isatty for colour detection instead of stderr
hugovk Jan 4, 2025
172f8c3
Add NEWS
hugovk Jan 7, 2025
bf31943
Merge branch 'main' into 3.14-color-default-stdout
hugovk Jan 13, 2025
b7855ad
Fix merge conflict
hugovk Jan 13, 2025
8e24cc8
Remove unused import
hugovk Jan 13, 2025
2b88c85
Check can_colorize using same output stream as traceback
hugovk Jan 9, 2025
4aa46c5
Check can_colorize using same output stream as unittest
hugovk Jan 9, 2025
d0ce622
Check get_colors using the same output stream
hugovk Jan 13, 2025
7debe69
Apply suggestions from code review
hugovk Jan 13, 2025
6faf53c
Add missing parenthesis
hugovk Jan 13, 2025
e1547d0
Name the argument
hugovk Jan 13, 2025
7612bff
Also print skips to stderr
hugovk Jan 13, 2025
44828f0
Check file not sys.stdout
hugovk Jan 14, 2025
36eb18e
file=stream
hugovk Jan 14, 2025
f5857b5
Print to stdout
hugovk Jan 14, 2025
3047d2a
Log skipped to stdout, log failures to stderr
hugovk Jan 14, 2025
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Apply suggestions from code review 
Co-authored-by: Serhiy Storchaka <[email protected]>
Co-authored-by: Victor Stinner <[email protected]>
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@hugovk @serhiy-storchaka @vstinner
3 people authored Jan 13, 2025
commit 7debe697b40b26d6b7d4f410b6a287779c78c7dd
3 changes: 0 additions & 3 deletions Lib/_colorize.py
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Expand Up @@ -27,9 +27,6 @@ class ANSIColors:


def get_colors(colorize: bool = False, *, file=None) -> ANSIColors:
if file is None:
file = sys.stdout

if colorize or can_colorize(file=file):
return ANSIColors()
else:
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4 changes: 2 additions & 2 deletions Lib/unittest/result.py
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Expand Up @@ -191,8 +191,8 @@ def _exc_info_to_string(self, err, test):
capture_locals=self.tb_locals, compact=True)
from _colorize import can_colorize

file = self.stream if hasattr(self, "stream") else None
msgLines = list(tb_e.format(colorize=can_colorize(file=file)))
colorize = hasattr(self, "stream") and can_colorize(self.stream)
msgLines = list(tb_e.format(colorize=colorize)

if self.buffer:
output = sys.stdout.getvalue()
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2 changes: 1 addition & 1 deletion Misc/NEWS.d/next/Library/2025-01-07-21-48-32.gh-issue-128498.n6jtlW.rst
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@@ -1,2 +1,2 @@
Default to stdout isatty for colour detection instead of stderr. Patch by
Default to stdout isatty for color detection instead of stderr. Patch by
Hugo van Kemenade.