13 lines
320 B
Python
13 lines
320 B
Python
# tag::CORO_DECO[]
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from functools import wraps
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def coroutine(func):
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"""Decorator: primes `func` by advancing to first `yield`"""
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@wraps(func)
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def primer(*args,**kwargs): # <1>
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gen = func(*args,**kwargs) # <2>
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next(gen) # <3>
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return gen # <4>
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return primer
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# end::CORO_DECO[]
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