# Copyright 2021 Zilliz. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#pylint: disable=import-outside-toplevel
import contextvars
import contextlib
import functools
class RuntimeConf:
"""
Runtime config, passed by contextvars
"""
def __init__(self, sys_conf=None, acc=None):
self._sys_config = sys_conf
self._accelerator = acc
@property
def accelerator(self):
return self._accelerator
@property
def sys_config(self):
return self._sys_config
@staticmethod
def from_node_config(node_conf: 'NodeConfig'):
sys_conf = SysConf(node_conf.device)
return RuntimeConf(sys_conf, node_conf.acc_conf)
class SysConf:
"""
sys conf
"""
def __init__(self, device_id: int=-1):
self._device_id = device_id
@property
def device_id(self):
return self._device_id
_RUNTIME_CONF_VAR: contextvars.ContextVar = contextvars.ContextVar('runtime_conf')
@contextlib.contextmanager
def set_runtime_config(node_conf: 'NodeConfig'):
runtime_conf = RuntimeConf.from_node_config(node_conf)
token = _RUNTIME_CONF_VAR.set(runtime_conf)
yield
_RUNTIME_CONF_VAR.reset(token)
def get_sys_config():
try:
runtime_conf = _RUNTIME_CONF_VAR.get()
return runtime_conf.sys_config
except: # pylint: disable=bare-except
return None
def get_accelerator():
try:
runtime_conf = _RUNTIME_CONF_VAR.get()
return runtime_conf.accelerator
except: # pylint: disable=bare-except
return None
[docs]def accelerate(model):
@functools.wraps(model)
def _decorated(*args, **kwargs):
runtime_conf = _RUNTIME_CONF_VAR.get(None)
if runtime_conf is None or runtime_conf.accelerator is None:
return model(*args, **kwargs)
elif runtime_conf.accelerator.is_triton():
from towhee.serve.triton.triton_client import TritonClient
triton_conf = runtime_conf.accelerator.triton
return TritonClient(triton_conf.model_name, triton_conf.inputs, triton_conf.outputs)
elif runtime_conf.accelerator.is_mock():
return MockModel()
else:
return None
return _decorated
class MockModel:
def __call__(self, data):
return data
