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useradd [Ñ¡Ïî] Óû§Ãû

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# ÐÞ¸ÄÓû§ÐÅÏ¢
usermod [Ñ¡Ïî] Óû§Ãû

# ɾ³ýÓû§
userdel [Ñ¡Ïî] Óû§Ãû

# ÉèÖÃÓû§ÃÜÂë
passwd [Ñ¡Ïî] Óû§Ãû

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groupadd [Ñ¡Ïî] ×éÃû

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# ÉèÖÃÎļþȨÏÞ
chmod [Ñ¡Ïî] ȨÏÞ ÎļþÃû

# ΪĿ¼ÉèÖÃĬÈÏȨÏÞ
setfacl [Ñ¡Ïî] -d -m ȨÏÞ Ä¿Â¼Ãû

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import os

# ½¨ÉèÓû§
def create_user(username):
    os.system(f'useradd {username}')

# ½¨ÉèÓû§×é
def create_group(groupname):
    os.system(f'groupadd {groupname}')

# ·ÖÅÉȨÏÞ
def set_permissions(filepath, permissions):
    os.system(f'chmod {permissions} {filepath}')

# ʾÀýÓ÷¨
create_user('user1')
create_group('group1')
set_permissions('/path/to/file.txt', '755')

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