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Span types

BaseSpan #

Bases: BaseModel

Base data class representing a span.

Source code in llama_index/core/instrumentation/span/base.py 
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class BaseSpan(BaseModel):
    """Base data class representing a span."""

    model_config = ConfigDict(arbitrary_types_allowed=True)
    id_: str = Field(default_factory=lambda: str(uuid4()), description="Id of span.")
    parent_id: Optional[str] = Field(default=None, description="Id of parent span.")
    tags: Dict[str, Any] = Field(default={})