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from __future__ import annotations
import argparse
import ast
import platform
import sys
import traceback
from collections.abc import Sequence
def main(argv: Sequence[str] | None = None) -> int:
parser = argparse.ArgumentParser()
parser.add_argument('filenames', nargs='*')
args = parser.parse_args(argv)
retval = 0
for filename in args.filenames:
try:
with open(filename, 'rb') as f:
ast.parse(f.read(), filename=filename)
except SyntaxError:
impl = platform.python_implementation()
version = sys.version.split()[0]
print(f'{filename}: failed parsing with {impl} {version}:')
tb = ' ' + traceback.format_exc().replace('\n', '\n ')
print(f'\n{tb}')
retval = 1
return retval
if __name__ == '__main__':
raise SystemExit(main())
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