patman: locate README.rst via importlib

Rationale: this is more robust than assumptions about the file
hierarchy layout of the installation of patman, for example on non
file-hierarchy standard (FHS) systems such as Guix System or Nix OS.

Signed-off-by: Maxim Cournoyer <maxim.cournoyer@savoirfairelinux.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Maxim Cournoyer 2022-12-16 20:45:29 -05:00 committed by Simon Glass
parent 425bbed247
commit a5197fc9c3

View file

@ -7,6 +7,7 @@
"""See README for more information"""
from argparse import ArgumentParser
import importlib.resources
import os
import re
import sys
@ -160,11 +161,8 @@ elif args.cmd == 'send':
fd.close()
elif args.full_help:
tools.print_full_help(
os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])),
'README.rst')
)
with importlib.resources.path('patman', 'README.rst') as readme:
tools.print_full_help(str(readme))
else:
# If we are not processing tags, no need to warning about bad ones
if not args.process_tags: