Returns a random, password-suitable string with the specified number of characters. base64 stores 6 bits in each (8-bit) output character, hence the coefficient.
| Python |
1 2 3 4 | import os, math
from base64 import b64encode
randStr = lambda n: b64encode(os.urandom(int(math.ceil(0.75*n))),'-_')[:n]
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