29 lines
1.0 KiB
Python
29 lines
1.0 KiB
Python
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from abc import ABC, abstractmethod
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class IMultiselectClient(ABC):
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"""
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Client for communicating with receiver's multiselect
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module in order to select a protocol id to communicate over
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"""
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@abstractmethod
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def select_protocol_or_fail(self, protocol, stream):
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"""
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Send message to multiselect selecting protocol
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and fail if multiselect does not return same protocol
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:param protocol: protocol to select
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:param stream: stream to communicate with multiselect over
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:return: selected protocol
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"""
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@abstractmethod
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def select_one_of(self, protocols, stream):
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"""
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For each protocol, send message to multiselect selecting protocol
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and fail if multiselect does not return same protocol. Returns first
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protocol that multiselect agrees on (i.e. that multiselect selects)
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:param protocol: protocol to select
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:param stream: stream to communicate with multiselect over
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:return: selected protocol
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"""
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