A Python method that returns the SHA512 hash of a file.

python_sha512_of_file.py

#!/usr/bin/env python
# License: MIT
# URL: https://gist.github.com/jamescherti/47e0cd74505147911b483cee11e256b1

import hashlib

def sha512sum(filename):
    """Return the SHA512 hash of a file."""
    sha512 = hashlib.sha512()
    with open(filename, 'rb') as fhandler:
        for chunk in iter(lambda: fhandler.read(4096), b''):
            sha512.update(chunk)
    return sha512.hexdigest()