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Get a secret random string in python(Refer to django.utils.crypto.get_random_string)
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| import os | |
| import binascii | |
| import uuid | |
| from xid import Xid | |
| def get_guid(style='uuid'): | |
| """Get a globally unique string for identify things""" | |
| if style == 'uuid': | |
| return uuid.uuid4().hex | |
| if style == 'xid': | |
| return Xid().string() | |
| raise RuntimeError('Unsupported guid style: {0}'.format(style)) | |
| # Equivalent implementation | |
| def get_guid(): | |
| return binascii.hexlify(os.urandom(16)).decode() |
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| import random | |
| import hashlib | |
| import time | |
| def get_random_string(length=12, | |
| allowed_chars='abcdefghijklmnopqrstuvwxyz' | |
| 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'): | |
| """ | |
| See also: | |
| https://github.com/rs/xid (globally unique id generator) | |
| https://stackoverflow.com/questions/41354205/how-to-generate-a-unique-auth-token-in-python | |
| https://docs.python.org/3/whatsnew/3.6.html#secrets | |
| """ | |
| random.seed( | |
| hashlib.sha256( | |
| ("%s%s%s" % ( | |
| random.getstate(), | |
| time.time(), | |
| 'O_O-SECRET_KEY')).encode('utf-8') | |
| ).digest()) | |
| return ''.join(random.choice(allowed_chars) for i in range(length)) | |
| # --- Simple One --- | |
| import string | |
| import random | |
| def get_random_string(N=12, allowed_chars=(string.ascii_letters + string.digits)): | |
| return ''.join(random.choice(allowed_chars) for _ in range(N)) |
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