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Retriever

langchain_rust::vectorstore

Struct Retriever 

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pub struct Retriever<F> { /* private fields */ }

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impl<F> Retriever<F>

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pub fn new<V: Into<Box<dyn VectorStore<Options = VecStoreOptions<F>>>>>( vstore: V, num_docs: usize, ) -> Self

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pub fn with_options(self, options: VecStoreOptions<F>) -> Self

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impl<O: Sync + Send> Retriever for Retriever<O>

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fn get_relevant_documents<'life0, 'life1, 'async_trait>( &'life0 self, query: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<Vec<Document>, Box<dyn Error>>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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impl<F> !RefUnwindSafe for Retriever<F>

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impl<F> !UnwindSafe for Retriever<F>

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impl<F> Freeze for Retriever<F>
where Box<dyn VectorStore<Options = VecStoreOptions<F>>>: Freeze, VecStoreOptions<F>: Freeze,

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impl<F> Send for Retriever<F>
where Box<dyn VectorStore<Options = VecStoreOptions<F>>>: Send, VecStoreOptions<F>: Send,

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impl<F> Sync for Retriever<F>
where Box<dyn VectorStore<Options = VecStoreOptions<F>>>: Sync, VecStoreOptions<F>: Sync,

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impl<F> Unpin for Retriever<F>
where Box<dyn VectorStore<Options = VecStoreOptions<F>>>: Unpin, VecStoreOptions<F>: Unpin,

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impl<F> UnsafeUnpin for Retriever<F>
where Box<dyn VectorStore<Options = VecStoreOptions<F>>>: UnsafeUnpin, VecStoreOptions<F>: UnsafeUnpin,

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self> ⓘ

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self> ⓘ

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impl<T, U> Into<U> for T
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fn into(self) -> U

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fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T, U> LangchainIntoOpenAI<U> for T
where U: OpenAIFromLangchain<T>,

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fn into_openai(self) -> U

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impl<T> MaybeSend for T
where T: Send,

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impl<T, U> OpenAiIntoLangchain<U> for T
where U: LangchainFromOpenAI<T>,

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fn into_langchain(self) -> U

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impl<T> PolicyExt for T
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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T> Read<Exclusive, BecauseExclusive> for T
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impl<T, U> TryFrom<U> for T
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type Error = !

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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T, U> TryLangchainIntoOpenAI<U> for T
where U: TryOpenAiFromLangchain<T>,

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type Error = <U as TryOpenAiFromLangchain<T>>::Error

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fn try_into_openai(self) -> Result<U, <U as TryOpenAiFromLangchain<T>>::Error>

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impl<T, U> TryOpenAiIntoLangchain<U> for T
where U: TryLangchainFromOpenAI<T>,

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type Error = <U as TryLangchainFromOpenAI<T>>::Error

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fn try_into_langchain( self, ) -> Result<U, <U as TryLangchainFromOpenAI<T>>::Error>

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