Class: OutputFixingParser

output_parsers.OutputFixingParser

Class to parse the output of an LLM call.

Hierarchy

• BaseOutputParser

  ↳ OutputFixingParser

Constructors

constructor

• new OutputFixingParser(«destructured»)

Parameters

Name	Type
«destructured»	Object
› parser	BaseOutputParser
› retryChain	LLMChain

Overrides

BaseOutputParser.constructor

Defined in

langchain/src/output_parsers/fix.ts:24

Properties

parser

• parser: BaseOutputParser

Defined in

langchain/src/output_parsers/fix.ts:8

---

retryChain

• retryChain: LLMChain

Defined in

langchain/src/output_parsers/fix.ts:10

Methods

_type

▸ _type(): string

Return the string type key uniquely identifying this class of parser

Returns

string

Inherited from

BaseOutputParser._type

Defined in

langchain/src/schema/index.ts:169

---

getFormatInstructions

▸ getFormatInstructions(): string

Return a string describing the format of the output.

Example

{
 "foo": "bar"
}

Returns

string

Format instructions.

Overrides

BaseOutputParser.getFormatInstructions

Defined in

langchain/src/output_parsers/fix.ts:54

---

parse

▸ parse(completion): Promise<unknown>

Parse the output of an LLM call.

Parameters

Name	Type	Description
completion	string	LLM output to parse.

Returns

Promise<unknown>

Parsed output.

Overrides

BaseOutputParser.parse

Defined in

langchain/src/output_parsers/fix.ts:36

---

parseWithPrompt

▸ parseWithPrompt(text, _prompt): Promise<unknown>

Parameters

Name	Type
text	string
_prompt	BasePromptValue

Returns

Promise<unknown>

Inherited from

BaseOutputParser.parseWithPrompt

Defined in

langchain/src/schema/index.ts:147

---

fromLLM

▸ Static fromLLM(llm, parser, fields?): OutputFixingParser

Parameters

Name	Type
llm	BaseLanguageModel
parser	BaseOutputParser
fields?	Object
fields.prompt?	BasePromptTemplate

Returns

OutputFixingParser

Defined in

langchain/src/output_parsers/fix.ts:12