a XC?h��@stdZgd�ZddlZddlZddlmZddlmZe�Zej Z ejZdd�ZdZ dd d �Zddd�Zdd d�ZdS)z�Generate cryptographically strong pseudo-random numbers suitable for managing secrets such as account authentication, tokens, and similar. See PEP 506 for more information. https://www.python.org/dev/peps/pep-0506/ )�choice� randbelow�randbits�SystemRandom�token_bytes� token_hex� token_urlsafe�compare_digest�N)r)rcCs|dkrtd��t�|�S)z(Return a random int in the range [0, n).r zUpper bound must be positive.)� ValueError�_sysrandZ _randbelow)Zexclusive_upper_bound�r�,/opt/alt/python39/lib64/python3.9/secrets.pyrsr� cCs|durt}t�|�S)z�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' N)�DEFAULT_ENTROPYrZ randbytes��nbytesrrr r"s rcCst�t|��d�S)a"Return a random text string, in hexadecimal. The string has *nbytes* random bytes, each byte converted to two hex digits. If *nbytes* is ``None`` or not supplied, a reasonable default is used. >>> token_hex(16) #doctest:+SKIP 'f9bf78b9a18ce6d46a0cd2b0b86df9da' �ascii)�binasciiZhexlifyr�decoderrrr r0srcCst|�}t�|��d��d�S)z�Return a random URL-safe text string, in Base64 encoding. The string has *nbytes* random bytes. If *nbytes* is ``None`` or not supplied, a reasonable default is used. >>> token_urlsafe(16) #doctest:+SKIP 'Drmhze6EPcv0fN_81Bj-nA' �=r)r�base64Zurlsafe_b64encode�rstripr)r�tokrrr r=s r)N)N)N)�__doc__�__all__rrZhmacrZrandomrrZgetrandbitsrrrrrrrrrrr �s