Function token_bytes

Lib/secrets.py:33–45

Return a random byte string containing *nbytes* bytes. If *nbytes* is ``None`` or not supplied, a reasonable default is used. >>> token_bytes(16) #doctest:+SKIP b'\\xebr\\x17D*t\\xae\\xd4\\xe3S\\xb6\\xe2\\xebP1\\x8b'

(nbytes=None)

DEFAULT_ENTROPY = 32  # number of bytes to return by default

def token_bytes(nbytes=None):
    """Return a random byte string containing *nbytes* bytes.

    If *nbytes* is ``None`` or not supplied, a reasonable
    default is used.

    >>> token_bytes(16)  #doctest:+SKIP
    b'\\xebr\\x17D*t\\xae\\xd4\\xe3S\\xb6\\xe2\\xebP1\\x8b'

    """
    if nbytes is None:
        nbytes = DEFAULT_ENTROPY
    return _sysrand.randbytes(nbytes)

def token_hex(nbytes=None):
    """Return a random text string, in hexadecimal.