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check-variable-fonts.py: add a helper to display instructions

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Use lib docstring to output the comments via --help/-h. With
that, update the default instructions to recomment it instead
of asking the user to read the source code.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Message-ID: <577162cf4e07de74c4a783f16e3404f0040e5e0a.1758196090.git.mchehab+huawei@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Mauro Carvalho Chehab
2025-09-18 13:54:40 +02:00
committed by Jonathan Corbet
parent 4515ffdf3c
commit 92ea342ff6
2 changed files with 20 additions and 5 deletions
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12
tools/docs/check-variable-fonts.py
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@@ -12,11 +12,21 @@ Detect problematic Noto CJK variable fonts.
or more details, see lib/latex_fonts.py.
"""
import argparse
import sys
from lib.latex_fonts import LatexFontChecker
msg = LatexFontChecker().check()
checker = LatexFontChecker()
parser=argparse.ArgumentParser(description=checker.description(),
formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument("--deny-vf",
help="XDG_CONFIG_HOME dir containing fontconfig/fonts.conf file")
args=parser.parse_args()
msg = LatexFontChecker(args.deny_vf).check()
if msg:
print(msg)