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22 lines
593 B
22 lines
593 B
2 years ago
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import string
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import time
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import random
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def generate_code(prefix):
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"""
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生成28位流水编号: 3位前缀 + 14位的时间 + 7位的微秒 + 4位随机数
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"""
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seeds = string.digits
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random_str = random.choices(seeds, k=4)
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random_str = "".join(random_str)
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code_no = "%s%s%s%s" % (prefix,
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time.strftime('%Y%m%d%H%M%S', time.localtime(time.time())),
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str(time.time()).replace('.', '')[-7:],
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random_str)
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return code_no
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if __name__ == '__main__':
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print(generate_code('ORD'))
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