forked from goodboy/tractor
Allow marking `asyncio` funcs declaring `to_trio` channel
parent
0adcefcfd4
commit
a045ba489a
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@ -41,9 +41,11 @@ def stream(func):
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"""
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func._tractor_stream_function = True
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sig = inspect.signature(func)
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if 'ctx' not in sig.parameters:
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params = sig.parameters
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if 'ctx' not in params and 'to_trio' not in params:
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raise TypeError(
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"The first argument to the stream function "
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f"{func.__name__} must be `ctx: tractor.Context` "
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"(Or ``to_trio`` if using ``asyncio`` in guest mode)."
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)
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return func
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