Source code for langchain.embeddings.mosaicml
from typing import Any, Dict, List, Mapping, Optional, Tuple
import requests
from langchain.pydantic_v1 import BaseModel, Extra, root_validator
from langchain.schema.embeddings import Embeddings
from langchain.utils import get_from_dict_or_env
[docs]class MosaicMLInstructorEmbeddings(BaseModel, Embeddings):
    """MosaicML embedding service.
    To use, you should have the
    environment variable ``MOSAICML_API_TOKEN`` set with your API token, or pass
    it as a named parameter to the constructor.
    Example:
        .. code-block:: python
            from langchain.llms import MosaicMLInstructorEmbeddings
            endpoint_url = (
                "https://models.hosted-on.mosaicml.hosting/instructor-large/v1/predict"
            )
            mosaic_llm = MosaicMLInstructorEmbeddings(
                endpoint_url=endpoint_url,
                mosaicml_api_token="my-api-key"
            )
    """
    endpoint_url: str = (
        "https://models.hosted-on.mosaicml.hosting/instructor-xl/v1/predict"
    )
    """Endpoint URL to use."""
    embed_instruction: str = "Represent the document for retrieval: "
    """Instruction used to embed documents."""
    query_instruction: str = (
        "Represent the question for retrieving supporting documents: "
    )
    """Instruction used to embed the query."""
    retry_sleep: float = 1.0
    """How long to try sleeping for if a rate limit is encountered"""
    mosaicml_api_token: Optional[str] = None
    class Config:
        """Configuration for this pydantic object."""
        extra = Extra.forbid
    @root_validator()