forked from phoenix-oss/llama-stack-mirror
Add an introspection "Api.inspect" API
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01d93be948
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14 changed files with 619 additions and 174 deletions
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@ -5,69 +5,9 @@
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# the root directory of this source tree.
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import importlib
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from typing import Any, Dict
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from llama_stack.distribution.datatypes import * # noqa: F403
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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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async def instantiate_provider(
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provider_spec: ProviderSpec,
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deps: Dict[str, Any],
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provider_config: Union[GenericProviderConfig, RoutingTable],
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):
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module = importlib.import_module(provider_spec.module)
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args = []
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if isinstance(provider_spec, RemoteProviderSpec):
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if provider_spec.adapter:
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method = "get_adapter_impl"
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else:
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method = "get_client_impl"
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assert isinstance(provider_config, GenericProviderConfig)
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config_type = instantiate_class_type(provider_spec.config_class)
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config = config_type(**provider_config.config)
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args = [config, deps]
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elif isinstance(provider_spec, AutoRoutedProviderSpec):
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method = "get_auto_router_impl"
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config = None
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args = [provider_spec.api, deps[provider_spec.routing_table_api], deps]
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elif isinstance(provider_spec, RoutingTableProviderSpec):
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method = "get_routing_table_impl"
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assert isinstance(provider_config, List)
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routing_table = provider_config
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inner_specs = {x.provider_type: x for x in provider_spec.inner_specs}
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inner_impls = []
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for routing_entry in routing_table:
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impl = await instantiate_provider(
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inner_specs[routing_entry.provider_type],
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deps,
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routing_entry,
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)
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inner_impls.append((routing_entry.routing_key, impl))
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config = None
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args = [provider_spec.api, inner_impls, routing_table, deps]
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else:
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method = "get_provider_impl"
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assert isinstance(provider_config, GenericProviderConfig)
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config_type = instantiate_class_type(provider_spec.config_class)
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config = config_type(**provider_config.config)
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args = [config, deps]
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fn = getattr(module, method)
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impl = await fn(*args)
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impl.__provider_spec__ = provider_spec
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impl.__provider_config__ = config
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return impl
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