get_hashes.py

gistfile1.txt

def GetSHA512(filename):
    # Function to return SHA512 hash of given file.
    import hashlib
    BLOCKSIZE = 65536
    hasher = hashlib.sha512()
    with open(filename, 'rb') as afile:
        buf = afile.read(BLOCKSIZE)
        while len(buf) > 0:
            hasher.update(buf)
            buf = afile.read(BLOCKSIZE)
    return hasher.hexdigest()