Source code for indra.statements.util

__all__ = ['make_hash']


from hashlib import md5




def make_hash(s, n_bytes):
    """Make the hash from a matches key."""
    raw_h = int(md5(s.encode('utf-8')).hexdigest()[:n_bytes], 16)
    # Make it a signed int.
    return 16**n_bytes//2 - raw_h