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41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
# Copyright (c) Meta Platforms, Inc. and affiliates.
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# All rights reserved.
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#
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# This source code is licensed under the terms described in the LICENSE file in
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# the root directory of this source tree.
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import asyncio
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import importlib
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from typing import Any, Dict
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from .datatypes import InlineProviderSpec, ProviderSpec, RemoteProviderConfig
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def instantiate_class_type(fully_qualified_name):
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module_name, class_name = fully_qualified_name.rsplit(".", 1)
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module = importlib.import_module(module_name)
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return getattr(module, class_name)
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# returns a class implementing the protocol corresponding to the Api
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def instantiate_provider(
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provider_spec: ProviderSpec,
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provider_config: Dict[str, Any],
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deps: Dict[str, ProviderSpec],
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):
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module = importlib.import_module(provider_spec.module)
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config_type = instantiate_class_type(provider_spec.config_class)
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if isinstance(provider_spec, InlineProviderSpec):
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if provider_spec.is_adapter:
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if not issubclass(config_type, RemoteProviderConfig):
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raise ValueError(
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f"Config class {provider_spec.config_class} does not inherit from RemoteProviderConfig"
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)
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config = config_type(**provider_config)
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if isinstance(provider_spec, InlineProviderSpec):
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args = [config, deps]
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else:
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args = [config]
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return asyncio.run(module.get_provider_impl(*args))
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