minpowerlevel() decorator

gistfile1.py

from flask import abort

# Callable decorator
def minpowerlevel(powerlevel):
    def decorator(function):
        @wraps(function)
        def f(*args, **kvargs):     
            if g.user.powerlevel >= powerlevel:
                return function(*args, **kvargs)
            else:
                return abort(403)
        return f
    return decorator