Created
May 13, 2022 04:18
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I shouldn't have to install coreutils on my Mac to compute the sha sums of files, fuck you
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| #!/usr/bin/env python3 | |
| import pathlib | |
| import hashlib | |
| import argparse | |
| def compute(path: pathlib.Path, h_name: str = 'sha256') -> str: | |
| hasher = hashlib.new(h_name) | |
| with open(path, 'rb') as f: | |
| for byte_block in iter(lambda: f.read(4096), b''): | |
| hasher.update(byte_block) | |
| return hasher.hexdigest() | |
| def main(): | |
| parser = argparse.ArgumentParser(description="compute hashes for files") | |
| parser.add_argument("--hash", default="sha256") | |
| parser.add_argument("-v", "--version", action="version", version="%(prog)s 0.1") | |
| parser.add_argument( | |
| "files", type=pathlib.Path, nargs="+", help="compute hashes for these files" | |
| ) | |
| args = parser.parse_args() | |
| for file in args.files: | |
| print(file, compute(file, args.hash)) | |
| if __name__ == "__main__": | |
| main() |
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