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fix(backend): Prevent redundant backend validation in worker processes #323

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fix(backend): Prevent redundant backend validation in worker processes #323

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4 changes: 4 additions & 0 deletions src/guidellm/backend/backend.py
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,7 @@ def create(cls, type_: BackendType, **kwargs) -> "Backend":

def __init__(self, type_: BackendType):
self._type = type_
self._validated = False

@property
def type_(self) -> BackendType:
Expand Down Expand Up @@ -124,6 +125,8 @@ async def validate(self):
Handle final setup and validate the backend is ready for use.
If not successful, raises the appropriate exception.
"""
if self._validated:
return
logger.info("{} validating backend {}", self.__class__.__name__, self.type_)
await self.check_setup()
models = await self.available_models()
Expand All @@ -146,6 +149,7 @@ async def validate(self):
pass

await self.reset()
self._validated = True

@abstractmethod
async def check_setup(self):
Expand Down