| 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849 | from typing import Optionalfrom pydantic import BaseModel, Fieldclass VikingDBConfig(BaseModel):    """    Configuration for connecting to Volcengine VikingDB.    Refer to the following documentation for details on obtaining credentials:    https://www.volcengine.com/docs/6291/65568    """    VIKINGDB_ACCESS_KEY: Optional[str] = Field(        description="The Access Key provided by Volcengine VikingDB for API authentication."        "Refer to the following documentation for details on obtaining credentials:"        "https://www.volcengine.com/docs/6291/65568",        default=None,    )    VIKINGDB_SECRET_KEY: Optional[str] = Field(        description="The Secret Key provided by Volcengine VikingDB for API authentication.",        default=None,    )    VIKINGDB_REGION: str = Field(        description="The region of the Volcengine VikingDB service.(e.g., 'cn-shanghai', 'cn-beijing').",        default="cn-shanghai",    )    VIKINGDB_HOST: str = Field(        description="The host of the Volcengine VikingDB service.(e.g., 'api-vikingdb.volces.com', \            'api-vikingdb.mlp.cn-shanghai.volces.com')",        default="api-vikingdb.mlp.cn-shanghai.volces.com",    )    VIKINGDB_SCHEME: str = Field(        description="The scheme of the Volcengine VikingDB service.(e.g., 'http', 'https').",        default="http",    )    VIKINGDB_CONNECTION_TIMEOUT: int = Field(        description="The connection timeout of the Volcengine VikingDB service.",        default=30,    )    VIKINGDB_SOCKET_TIMEOUT: int = Field(        description="The socket timeout of the Volcengine VikingDB service.",        default=30,    )
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