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feat: add RunContext support to history processors#2002
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PR Change SummaryAdded support for RunContext in history processors to enable dynamic message processing based on the current run context.
Modified Files
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| @@ -12,6 +12,7 @@ | |||
| from opentelemetry.trace import Tracer | |||
| from typing_extensions import TypeGuard, TypeVar, assert_never | |||
| from pydantic_ai._function_schema import _takes_ctx as is_takes_ctx # type: ignore | |||
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Since there is notakes_ctx parameter, here's an attempt to probe it
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Pull Request Overview
This PR adds RunContext support to history processors, enabling dynamic message processing based on contextual dependencies.
- Added tests in tests/test_history_processor.py to validate context-aware processors.
- Updated _agent_graph.py to support new processor signatures by passing a RunContext instance.
- Enhanced documentation in docs/message-history.md with examples on using RunContext in history processors.
Reviewed Changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.
| File | Description |
|---|---|
| tests/test_history_processor.py | Added tests for synchronous, asynchronous, and mixed signature processors. |
| pydantic_ai_slim/pydantic_ai/_agent_graph.py | Updated history processing to support RunContext in processors. |
| docs/message-history.md | Documented the usage of RunContext in history processors. |
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Thanks! :)
I added a bit more type safety in the PR. 🙏
7fdd745 intopydantic:mainUh oh!
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Thanks |
Following:#1970
Now we can do message processing dynamically based on
Context