| 1234567891011121314151617181920212223242526272829303132333435 | from typing import Optionalfrom pydantic import Field, PositiveIntfrom pydantic_settings import BaseSettingsclass OceanBaseVectorConfig(BaseSettings):    """    Configuration settings for OceanBase Vector database    """    OCEANBASE_VECTOR_HOST: Optional[str] = Field(        description="Hostname or IP address of the OceanBase Vector server (e.g. 'localhost')",        default=None,    )    OCEANBASE_VECTOR_PORT: Optional[PositiveInt] = Field(        description="Port number on which the OceanBase Vector server is listening (default is 2881)",        default=2881,    )    OCEANBASE_VECTOR_USER: Optional[str] = Field(        description="Username for authenticating with the OceanBase Vector database",        default=None,    )    OCEANBASE_VECTOR_PASSWORD: Optional[str] = Field(        description="Password for authenticating with the OceanBase Vector database",        default=None,    )    OCEANBASE_VECTOR_DATABASE: Optional[str] = Field(        description="Name of the OceanBase Vector database to connect to",        default=None,    )
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