SurfSense/surfsense_backend/app/config/embedding_settings.py
2026-07-05 22:33:09 -04:00

48 lines
1.6 KiB
Python

import os
from collections.abc import Mapping
EMBEDDING_BASE_URL_ENV = "EMBEDDING_BASE_URL"
OLLAMA_EMBEDDING_BASE_URL_ENV = "OLLAMA_EMBEDDING_BASE_URL"
def _clean_env_value(value: str | None) -> str | None:
if value is None:
return None
stripped = value.strip()
return stripped or None
def resolve_embedding_base_url(environ: Mapping[str, str] | None = None) -> str | None:
"""Return the configured embedding endpoint, if any."""
environ = os.environ if environ is None else environ
return _clean_env_value(environ.get(EMBEDDING_BASE_URL_ENV)) or _clean_env_value(
environ.get(OLLAMA_EMBEDDING_BASE_URL_ENV)
)
def _supports_embedding_api_base(embedding_model: str | None) -> bool:
return (embedding_model or "").startswith("litellm://")
def build_embedding_kwargs(
environ: Mapping[str, str] | None = None,
*,
embedding_model: str | None = None,
) -> dict[str, str]:
"""Build keyword arguments for Chonkie's embedding provider."""
environ = os.environ if environ is None else environ
embedding_kwargs: dict[str, str] = {}
embedding_base_url = resolve_embedding_base_url(environ)
if embedding_base_url and _supports_embedding_api_base(embedding_model):
embedding_kwargs["api_base"] = embedding_base_url
azure_openai_endpoint = _clean_env_value(environ.get("AZURE_OPENAI_ENDPOINT"))
azure_openai_api_key = _clean_env_value(environ.get("AZURE_OPENAI_API_KEY"))
if azure_openai_endpoint:
embedding_kwargs["azure_endpoint"] = azure_openai_endpoint
if azure_openai_api_key:
embedding_kwargs["azure_api_key"] = azure_openai_api_key
return embedding_kwargs