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class DataLoaderQueueMessage(object):
pass
class Request(DataLoaderQueueMessage):
pass
class Response(DataLoaderQueueMessage):
pass
class ResetIteratorRequest(Request):
pass
class ResetIteratorResponse(Response):
pass
class TerminateRequest(Request):
pass
class TerminateResponse(Response):
pass
class LenRequest(Request):
pass
class LenResponse(Response):
__slots__ = ('len')
def __init__(self, len):
self.len = len
class GetItemRequest(Request):
__slots__ = ('key')
def __init__(self, key):
self.key = key
class GetItemResponse(Response):
__slots__ = ('key', 'value')
def __init__(self, key, value):
self.key = key
self.value = value
class GetNextRequest(Request):
pass
class GetNextResponse(Response):
__slots__ = ('value')
def __init__(self, value):
self.value = value
class StopIterationResponse(Response):
pass
class InvalidStateResponse(Response):
"""
Returned by DataPipe when it is expecting to get reset request,
for example RouterDataPipe expecting all workers to request reset'
"""
pass
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