[Draft] Update azure-ai-translation-text 2.0.0b1 (API Version: 2025-10-01-preview)

[jrjrguo]

Description

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• The pull request does not introduce [breaking changes]
• CHANGELOG is updated for new features, bug fixes or other significant changes.
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Testing Guidelines

• Pull request includes test coverage for the included changes.

[Copilot]

Pull Request Overview

This PR updates the azure-ai-translation-text SDK to version 2.0.0b1, implementing breaking changes for a new API version (2025-10-01-preview). The update represents a significant refactoring of the translation API.

Key Changes:

• Updates API version from "3.0" to "2025-10-01-preview"
• Refactors request/response models to use new structured input types (TranslateInputItem, TranslationTarget, TranslateBody)
• Removes dictionary and break sentence functionality
• Changes response field names (e.g., to → language)
• Replaces setup.py with pyproject.toml for packaging

Reviewed Changes

Copilot reviewed 58 out of 61 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
tsp-location.yaml	Updates API spec location and commit reference
tests/test_translation*.py	Refactors tests to use new API models and removes deprecated test cases
tests/test_transliteration*.py	Removes edit_distance tests
tests/test_get_languages*.py	Updates assertions for new models field instead of dictionary field
tests/test_dictionary_*.py	Removes all dictionary-related test files
tests/test_break_sentence*.py	Removes all break sentence test files
setup.py	Removed in favor of pyproject.toml
samples/*.py	Updates sample code for new API patterns
azure/ai/translation/text/models/*.py	Major model refactoring with new input/output types
azure/ai/translation/text/aio/_operations/*.py	Refactors operations to use new request/response patterns
_version.py	Updates version to 2.0.0b1
pyproject.toml	Adds modern Python packaging configuration

[github-actions]

API Change Check

APIView identified API level changes in this PR and created the following API reviews

azure-ai-translation-text