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Tools/build/stable_abi.py: Improve ergonomics #105355

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Sep 17, 2024
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15 changes: 10 additions & 5 deletions Tools/build/stable_abi.py
Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,8 @@
import csv

SCRIPT_NAME = 'Tools/build/stable_abi.py'
DEFAULT_MANIFEST_PATH = (
Path(__file__).parent / '../../Misc/stable_abi.toml').resolve()
MISSING = object()

EXCLUDED_HEADERS = {
Expand Down Expand Up @@ -631,8 +633,9 @@ def main():
formatter_class=argparse.RawDescriptionHelpFormatter,
)
parser.add_argument(
"file", type=Path, metavar='FILE',
help="file with the stable abi manifest",
"file", type=Path, metavar='FILE', nargs='?',
default=DEFAULT_MANIFEST_PATH,
help=f"file with the stable abi manifest (default: {DEFAULT_MANIFEST_PATH})",
)
parser.add_argument(
"--generate", action='store_true',
Expand Down Expand Up @@ -674,7 +677,7 @@ def main():

if args.list:
for gen in generators:
print(f'{gen.arg_name}: {base_path / gen.default_path}')
print(f'{gen.arg_name}: {(base_path / gen.default_path).resolve()}')
sys.exit(0)

run_all_generators = args.generate_all
Expand Down Expand Up @@ -725,8 +728,10 @@ def main():

if not results:
if args.generate:
parser.error('No file specified. Use --help for usage.')
parser.error('No check specified. Use --help for usage.')
parser.error('No file specified. Use --generate-all to regenerate '
+ 'all files, or --help for usage.')
parser.error('No check specified. Use --all to check all files, '
+ 'or --help for usage.')

failed_results = [name for name, result in results.items() if not result]

Expand Down