"""**Prompt** is the input to the model.
Prompt is often constructed
from multiple components. Prompt classes and functions make constructing
and working with prompts easy.
**Class hierarchy:**
.. code-block::
BasePromptTemplate --> PipelinePromptTemplate
StringPromptTemplate --> PromptTemplate
FewShotPromptTemplate
FewShotPromptWithTemplates
BaseChatPromptTemplate --> AutoGPTPrompt
ChatPromptTemplate --> AgentScratchPadChatPromptTemplate
BaseMessagePromptTemplate --> MessagesPlaceholder
BaseStringMessagePromptTemplate --> ChatMessagePromptTemplate
HumanMessagePromptTemplate
AIMessagePromptTemplate
SystemMessagePromptTemplate
PromptValue --> StringPromptValue
ChatPromptValue
""" # noqa: E501
from typing import TYPE_CHECKING, Any
from langchain_core.example_selectors import (
LengthBasedExampleSelector,
MaxMarginalRelevanceExampleSelector,
SemanticSimilarityExampleSelector,
)
from langchain_core.prompts import (
AIMessagePromptTemplate,
BaseChatPromptTemplate,
BasePromptTemplate,
ChatMessagePromptTemplate,
ChatPromptTemplate,
FewShotChatMessagePromptTemplate,
FewShotPromptTemplate,
FewShotPromptWithTemplates,
HumanMessagePromptTemplate,
MessagesPlaceholder,
PipelinePromptTemplate,
PromptTemplate,
StringPromptTemplate,
SystemMessagePromptTemplate,
load_prompt,
)
from langchain._api import create_importer
from langchain.prompts.prompt import Prompt
if TYPE_CHECKING:
from langchain_community.example_selectors.ngram_overlap import (
NGramOverlapExampleSelector,
)
# Create a way to dynamically look up deprecated imports.
# Used to consolidate logic for raising deprecation warnings and
# handling optional imports.
MODULE_LOOKUP = {
"NGramOverlapExampleSelector": "langchain_community.example_selectors.ngram_overlap"
}
_import_attribute = create_importer(__file__, module_lookup=MODULE_LOOKUP)
def __getattr__(name: str) -> Any:
"""Look up attributes dynamically."""
return _import_attribute(name)
__all__ = [
"AIMessagePromptTemplate",
"BaseChatPromptTemplate",
"BasePromptTemplate",
"ChatMessagePromptTemplate",
"ChatPromptTemplate",
"FewShotPromptTemplate",
"FewShotPromptWithTemplates",
"HumanMessagePromptTemplate",
"LengthBasedExampleSelector",
"MaxMarginalRelevanceExampleSelector",
"MessagesPlaceholder",
"NGramOverlapExampleSelector",
"PipelinePromptTemplate",
"PromptTemplate",
"SemanticSimilarityExampleSelector",
"StringPromptTemplate",
"SystemMessagePromptTemplate",
"load_prompt",
"FewShotChatMessagePromptTemplate",
"Prompt",
]