Mercurial > p > roundup > code
view roundup/anypy/random_.py @ 7862:5cf8a7027595
doc: vale fixups; clarifications
clarify modal workflow, move bulk edit workflow from middle of edit
item worflow to after.
Clarify postfix expression use with Link items.
Add rst() and markdown() to stext() and mark stext as depricated
(maybe even this release cycle).
More TAL examples.
Refill some paragraphs to 65 character lines.
Various other fixes pointed out by vale.
| author | John Rouillard <rouilj@ieee.org> |
|---|---|
| date | Sun, 07 Apr 2024 13:55:01 -0400 |
| parents | f002747b6773 |
| children |
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# ruff: noqa: ARG001 try: from secrets import choice, randbelow, token_bytes def seed(v=None): pass is_weak = False except ImportError: import os as _os import random as _random # prefer to use SystemRandom if it is available if hasattr(_random, 'SystemRandom'): def seed(v=None): pass _r = _random.SystemRandom() is_weak = False else: # don't completely throw away the existing state, but add some # more random state to the existing state def seed(v=None): # ruff: noqa: PLC0415 import os import time _r.seed((_r.getstate(), v, hasattr(os, 'getpid') and os.getpid(), time.time())) # create our own instance so we don't mess with the global # random number generator _r = _random.Random() seed() is_weak = True choice = _r.choice def randbelow(i): return _r.randint(0, i - 1) if hasattr(_os, 'urandom'): def token_bytes(size): return _os.urandom(size) else: def token_bytes(size): _bchr = chr if str is bytes else lambda x: bytes((x,)) return b''.join([_bchr(_r.getrandbits(8)) for i in range(size)])
