import random
from datetime import datetime
[docs]def random_hex(length: int = 32) -> str:
"""
Overview:
Generate random hex string.
Arguments:
- length (:obj:`int`): Length of hex string, default is `32`.
Returns:
- string (:obj:`str`): Generated string.
Examples:
>>> random_hex() # 'ca7f14b25aa4498efdacb54e9ff72784'
"""
return ''.join([hex(random.randint(0, 15))[2:] for _ in range(length)])
[docs]def random_hex_with_timestamp(length: int = 12) -> str:
"""
Overview:
Generate random hex string, with prefix of timestamp.
Arguments:
- length (:obj:`int`): Length of hex string, default is `12`.
Returns:
- string (:obj:`str`): Generated string.
Examples:
>>> random_hex_with_timestamp() # '20210729_202059576266_69603d64afad'
"""
return datetime.now().strftime("%Y%m%d_%H%M%S%f") + "_" + random_hex(length)