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Harrison Chase 2022-11-17 08:35:59 -08:00
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docs/prompts.md
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@ -46,9 +46,11 @@ In LangChain there is a BaseExampleSelector that exposes the following interface
```python ```python
class BaseExampleSelector: class BaseExampleSelector:
def select_examples(self, examples: List[dict], input_variables: dict): def select_examples(self, input_variables: dict):
``` ```
Notice that it does not take in examples at runtime when it's selecting them - those are assumed to have been provided ahead of time.
#### LengthExampleSelector #### LengthExampleSelector
The LengthExampleSelector selects examples based on the length of the input variables. The LengthExampleSelector selects examples based on the length of the input variables.
This is useful when you are worried about constructing a prompt that will go over the length This is useful when you are worried about constructing a prompt that will go over the length
@ -98,9 +100,8 @@ to make a joke about that concept, I might use this specification for the Prompt
#### FewShotPromptTemplate #### FewShotPromptTemplate
A FewShotPromptTemplate is a Prompt Template that includes some examples. It consists of: A FewShotPromptTemplate is a Prompt Template that includes some examples. It consists of:
- examples: a list of examples to use - examples OR example selector: a list of examples to use, or an Example Selector to select which examples to use
- example prompt template: a Prompt Template responsible for taking an individual example (a dictionary) and turning it into a string to be used in the prompt. - example prompt template: a Prompt Template responsible for taking an individual example (a dictionary) and turning it into a string to be used in the prompt.
- example selector: an Example Selector to select which examples to use
- prefix: the template put in the prompt before listing any examples - prefix: the template put in the prompt before listing any examples
- suffix: the template put in the prompt after listing any examples - suffix: the template put in the prompt after listing any examples
- example separator: a string separator which is used to join the prefix, the examples, and the suffix together - example separator: a string separator which is used to join the prefix, the examples, and the suffix together