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Avoid sharing default dictionary argument across all instances of class

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Alex Stokes
2019-09-24 19:12:04 -07:00
parent c92bade815
commit d0c8b7d8af
1 changed files with 5 additions and 1 deletions
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6
libp2p/protocol_muxer/multiselect.py
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@ -19,7 +19,11 @@ class Multiselect(IMultiselectMuxer):
handlers: Dict[TProtocol, StreamHandlerFn] handlers: Dict[TProtocol, StreamHandlerFn]
def __init__(self, default_handlers: Dict[TProtocol, StreamHandlerFn] = {}) -> None: def __init__(
self, default_handlers: Dict[TProtocol, StreamHandlerFn] = None
) -> None:
if not default_handlers:
default_handlers = {}
self.handlers = default_handlers self.handlers = default_handlers
def add_handler(self, protocol: TProtocol, handler: StreamHandlerFn) -> None: def add_handler(self, protocol: TProtocol, handler: StreamHandlerFn) -> None: