mirror of
https://github.com/deepset-ai/haystack.git
synced 2025-07-23 08:52:16 +00:00
6e580e4430
* feat: implement pipeline tracing * tests: improve test setup for spying tracer * feat: implement util for type coercion * fix: trace a after checking pipeline output * docs: add release notes * docs: drop unused imports * refactor: simplify getting raw span * refactor: implement `ProxyTracer`
34 lines
893 B
Python
34 lines
893 B
Python
import contextlib
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import dataclasses
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from typing import Dict, Any, Optional, List, Iterator
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from haystack.tracing import Span, Tracer
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@dataclasses.dataclass
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class SpyingSpan(Span):
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operation_name: str
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tags: Dict[str, Any] = dataclasses.field(default_factory=dict)
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def set_tag(self, key: str, value: Any) -> None:
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self.tags[key] = value
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class SpyingTracer(Tracer):
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def current_span(self) -> Optional[Span]:
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return self.spans[-1] if self.spans else None
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def __init__(self) -> None:
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self.spans: List[SpyingSpan] = []
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@contextlib.contextmanager
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def trace(self, operation_name: str, tags: Optional[Dict[str, Any]] = None) -> Iterator[Span]:
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new_span = SpyingSpan(operation_name)
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for key, value in (tags or {}).items():
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new_span.set_tag(key, value)
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self.spans.append(new_span)
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yield new_span
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