import string
import secrets
<p>def generate_secure_password(length=12):
characters = string.ascii<em>letters + string.digits + "!@#$%^&*"
password = ''.join(secrets.choice(characters) for </em> in range(length))
return password</p><h1>生成一个12位密码</h1><p>print(generate_secure_password())</p>

def generate_strong_password(length=12):
    if length < 4:
        raise ValueError("密码长度至少为4")
<pre class='brush:python;toolbar:false;'>lower = secrets.choice(string.ascii_lowercase)
upper = secrets.choice(string.ascii_uppercase)
digit = secrets.choice(string.digits)
special = secrets.choice("!@#$%^&*")

all_chars = string.ascii_letters + string.digits + "!@#$%^&*"
rest = [secrets.choice(all_chars) for _ in range(length - 4)]

password_list = [lower, upper, digit, special] + rest
secrets.SystemRandom().shuffle(password_list)
return ''.join(password_list)

print(generate_strong_password(10))

import argparse
<p>if <strong>name</strong> == "<strong>main</strong>":
parser = argparse.ArgumentParser(description="生成安全密码")
parser.add_argument("-l", "--length", type=int, default=12, help="密码长度")
args = parser.parse_args()
print(generate_secure_password(args.length))</p>