def log(text=''): if isinstance(text, str): def decorator(func): @functools.wraps(func) def wrapper(*args, **kw): print('%s %s():' % (text, func.__name__)) return func(*args, **kw) return wrapper return decorator @functools.wraps(text) def wrapper(*args, **kw): print('no() call %s():' % text.__name__) return text(*args, **kw) return wrapper @log def f(): print('@log') @log() def d(): print('@log()') @log('message') def g(): print('@log(\'message\')')
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