def deco(func):
    def wrap(*a, **kw):
        return func(*a, **kw)
    return wrap

def repeat(n):
    def decorator(func):
        def wrapper(*args, **kwargs):
            for _ in range(n):
                func(*args, **kwargs)
        return wrapper
    return decorator

from functools import wraps

def deco(func):
    @wraps(func)
    def wrap(*a, **kw):
        return func(*a, **kw)
    return wrap

from contextlib import contextmanager
@contextmanager
def simple():
    yield