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Files & data easy

How to Compute File SHA256 Hash with hashlib in Python

Compute the SHA256 hash of a file by reading it in chunks with hashlib and Path.open.

hashlib sha256 file-hash
Python 
import hashlib
from pathlib import Path

def sha256_file(file_path: Path) -> str:
    sha256_hash = hashlib.sha256()
    with file_path.open("rb") as f:
        for chunk in iter(lambda: f.read(4096), b""):
            sha256_hash.update(chunk)
    return sha256_hash.hexdigest()

if __name__ == "__main__":
    demo_fi…
16 0 Open

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