67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
import os
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from typing import Optional
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try:
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from chromadb.utils import embedding_functions
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except RuntimeError:
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from embedchain.utils import use_pysqlite3
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use_pysqlite3()
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from chromadb.utils import embedding_functions
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from embedchain.helper_classes.json_serializable import register_deserializable
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from .BaseAppConfig import BaseAppConfig
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@register_deserializable
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class AppConfig(BaseAppConfig):
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"""
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Config to initialize an embedchain custom `App` instance, with extra config options.
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"""
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def __init__(
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self,
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log_level=None,
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host=None,
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port=None,
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id=None,
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collection_name=None,
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collect_metrics: Optional[bool] = None,
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):
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"""
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:param log_level: Optional. (String) Debug level
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['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'].
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:param host: Optional. Hostname for the database server.
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:param port: Optional. Port for the database server.
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:param id: Optional. ID of the app. Document metadata will have this id.
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:param collection_name: Optional. Collection name for the database.
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:param collect_metrics: Defaults to True. Send anonymous telemetry to improve embedchain.
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"""
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super().__init__(
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log_level=log_level,
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embedding_fn=AppConfig.default_embedding_function(),
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host=host,
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port=port,
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id=id,
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collection_name=collection_name,
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collect_metrics=collect_metrics,
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)
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@staticmethod
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def default_embedding_function():
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"""
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Sets embedding function to default (`text-embedding-ada-002`).
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:raises ValueError: If the template is not valid as template should contain
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$context and $query
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:returns: The default embedding function for the app class.
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"""
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if os.getenv("OPENAI_API_KEY") is None and os.getenv("OPENAI_ORGANIZATION") is None:
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raise ValueError("OPENAI_API_KEY or OPENAI_ORGANIZATION environment variables not provided") # noqa:E501
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return embedding_functions.OpenAIEmbeddingFunction(
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api_key=os.getenv("OPENAI_API_KEY"),
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organization_id=os.getenv("OPENAI_ORGANIZATION"),
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model_name="text-embedding-ada-002",
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)
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