看书发现这段代码有点云里雾里,装饰器有点昏,希望帮我解析下这段代码!!
from functools import wraps
from flask import abort
from flask_login import current_user
from .models import Permission
def permission_required(permission):
def decorator(f):
@wraps(f)
def decorated_function(*args, **kwargs):
if not current_user.can(permission):
abort(403)
return f(*args, **kwargs)
return decorated_function
return decorator
def admin_required(f):
return permission_required(Permission.ADMINISTER)(f)
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