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[Serve] Use Async Handle for DAG Execution (ray-project#27411)
Signed-off-by: simon-mo <simon.mo@hey.com>
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Original file line number | Diff line number | Diff line change |
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import ray | ||
from ray import serve | ||
from ray.serve.drivers import DAGDriver | ||
from ray.dag.input_node import InputNode | ||
from ray.serve.handle import RayServeDeploymentHandle | ||
from ray.serve.handle import RayServeSyncHandle | ||
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import requests | ||
import starlette | ||
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serve.start() | ||
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# __raw_handle_graph_start__ | ||
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@serve.deployment | ||
class Model: | ||
def forward(self, input): | ||
# do some inference work | ||
return "done" | ||
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@serve.deployment | ||
class Preprocess: | ||
def __init__(self, model_handle: RayServeSyncHandle): | ||
self.model_handle = model_handle | ||
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async def __call__(self, input): | ||
# do some preprocessing works for your inputs | ||
return await self.model_handle.forward.remote(input) | ||
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Model.deploy() | ||
model_handle = Model.get_handle() | ||
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Preprocess.deploy(model_handle) | ||
preprocess_handle = Preprocess.get_handle() | ||
ray.get(preprocess_handle.remote(1)) | ||
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# __raw_handle_graph_end__ | ||
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serve.shutdown() | ||
serve.start() | ||
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# __single_deployment_old_api_start__ | ||
@serve.deployment | ||
class Model: | ||
def __call__(self, input: int): | ||
# some inference work | ||
return | ||
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Model.deploy() | ||
handle = Model.get_handle() | ||
handle.remote(1) | ||
# __single_deployment_old_api_end__ | ||
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serve.shutdown() | ||
serve.start() | ||
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# __multi_deployments_old_api_start__ | ||
@serve.deployment | ||
class Model: | ||
def forward(self, input: int): | ||
# some inference work | ||
return | ||
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@serve.deployment | ||
class Model2: | ||
def forward(self, input: int): | ||
# some inference work | ||
return | ||
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Model.deploy() | ||
Model2.deploy() | ||
handle = Model.get_handle() | ||
handle.forward.remote(1) | ||
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handle2 = Model2.get_handle() | ||
handle2.forward.remote(1) | ||
# __multi_deployments_old_api_end__ | ||
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serve.shutdown() | ||
serve.start() | ||
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# __customized_route_old_api_start__ | ||
@serve.deployment(route_prefix="/my_model1") | ||
class Model: | ||
def __call__(self, req: starlette.requests.Request): | ||
# some inference work | ||
return "done" | ||
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Model.deploy() | ||
resp = requests.get("http://localhost:8000/my_model1", data="321") | ||
# __customized_route_old_api_end__ | ||
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serve.shutdown() | ||
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# __single_deployment_new_api_start__ | ||
@serve.deployment | ||
class Model: | ||
def __call__(self, input: int): | ||
# some inference work | ||
return | ||
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handle = serve.run(Model.bind()) | ||
handle.remote(1) | ||
# __single_deployment_new_api_end__ | ||
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serve.shutdown() | ||
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# __multi_deployments_new_api_start__ | ||
@serve.deployment | ||
class Model: | ||
def forward(self, input: int): | ||
# some inference work | ||
return | ||
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@serve.deployment | ||
class Model2: | ||
def forward(self, input: int): | ||
# some inference work | ||
return | ||
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with InputNode() as dag_input: | ||
model = Model.bind() | ||
model2 = Model2.bind() | ||
d = DAGDriver.bind( | ||
{ | ||
"/model1": model.forward.bind(dag_input), | ||
"/model2": model2.forward.bind(dag_input), | ||
} | ||
) | ||
handle = serve.run(d) | ||
handle.predict_with_route.remote("/model1", 1) | ||
handle.predict_with_route.remote("/model2", 1) | ||
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resp = requests.get("http://localhost:8000/model1", data="1") | ||
resp = requests.get("http://localhost:8000/model2", data="1") | ||
# __multi_deployments_new_api_end__ | ||
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serve.shutdown() | ||
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# __customized_route_old_api_1_start__ | ||
@serve.deployment | ||
class Model: | ||
def __call__(self, req: starlette.requests.Request): | ||
# some inference work | ||
return "done" | ||
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d = DAGDriver.options(route_prefix="/my_model1").bind(Model.bind()) | ||
handle = serve.run(d) | ||
resp = requests.get("http://localhost:8000/my_model1", data="321") | ||
# __customized_route_old_api_1_end__ | ||
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serve.shutdown() | ||
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# __customized_route_old_api_2_start__ | ||
@serve.deployment | ||
class Model: | ||
def __call__(self, req: starlette.requests.Request): | ||
# some inference work | ||
return "done" | ||
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@serve.deployment | ||
class Model2: | ||
def __call__(self, req: starlette.requests.Request): | ||
# some inference work | ||
return "done" | ||
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d = DAGDriver.bind({"/my_model1": Model.bind(), "/my_model2": Model2.bind()}) | ||
handle = serve.run(d) | ||
resp = requests.get("http://localhost:8000/my_model1", data="321") | ||
resp = requests.get("http://localhost:8000/my_model2", data="321") | ||
# __customized_route_old_api_2_end__ | ||
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serve.shutdown() | ||
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# __graph_with_new_api_start__ | ||
@serve.deployment | ||
class Model: | ||
def forward(self, input): | ||
# do some inference work | ||
return "done" | ||
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@serve.deployment | ||
class Preprocess: | ||
def __init__(self, model_handle: RayServeDeploymentHandle): | ||
self.model_handle = model_handle | ||
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async def __call__(self, input): | ||
# do some preprocessing works for your inputs | ||
ref = await self.model_handle.forward.remote(input) | ||
result = await ref | ||
return result | ||
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handle = serve.run(Preprocess.bind(Model.bind())) | ||
ray.get(handle.remote(1)) | ||
# __graph_with_new_api_end__ |
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