Source code for langchain.chains.flare.prompts
from typing import Tuple
from langchain_core.output_parsers import BaseOutputParser
from langchain_core.prompts import PromptTemplate
[docs]
class FinishedOutputParser(BaseOutputParser[Tuple[str, bool]]):
"""Output parser that checks if the output is finished."""
finished_value: str = "FINISHED"
"""Value that indicates the output is finished."""
[docs]
def parse(self, text: str) -> Tuple[str, bool]:
cleaned = text.strip()
finished = self.finished_value in cleaned
return cleaned.replace(self.finished_value, ""), finished
PROMPT_TEMPLATE = """\
Respond to the user message using any relevant context. \
If context is provided, you should ground your answer in that context. \
Once you're done responding return FINISHED.
>>> CONTEXT: {context}
>>> USER INPUT: {user_input}
>>> RESPONSE: {response}\
"""
PROMPT = PromptTemplate(
template=PROMPT_TEMPLATE,
input_variables=["user_input", "context", "response"],
)
QUESTION_GENERATOR_PROMPT_TEMPLATE = """\
Given a user input and an existing partial response as context, \
ask a question to which the answer is the given term/entity/phrase:
>>> USER INPUT: {user_input}
>>> EXISTING PARTIAL RESPONSE: {current_response}
The question to which the answer is the term/entity/phrase "{uncertain_span}" is:"""
QUESTION_GENERATOR_PROMPT = PromptTemplate(
template=QUESTION_GENERATOR_PROMPT_TEMPLATE,
input_variables=["user_input", "current_response", "uncertain_span"],
)