chore: create union for working with message content #939
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Kludex
approved these changes
Jun 12, 2025
Kludex
reviewed
Jun 12, 2025
| @@ -7,18 +7,16 @@ | |||
| import pydantic_core | |||
| from pydantic import BaseModel, Field, TypeAdapter, validate_call | |||
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| from mcp.types import AudioContent, EmbeddedResource, ImageContent, TextContent | |||
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| CONTENT_TYPES = TextContent | ImageContent | AudioContent | EmbeddedResource | |||
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I will accept this PR as I don't think anyone is importing this directly.
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Moves message content types into a union and uses that throughout the codebase. Suggested by @Kludex in #725.
Motivation and Context
Simplifies code, makes for fewer places to update when new content types are introduced in the future.
How Has This Been Tested?
Unit tests
Breaking Changes
None
Types of changes
Checklist
Additional context
RootModelas suggested at the top of the file to avoid breaking changes. Using a new type extendingRootModelwould require wrapping all existing usages ofTextContentetc. in that new type.