chore(main): release 1.3.0

[release-please]

🤖 I have created a release beep boop

1.3.0 (2025-02-24)

Features

• Add generate_videos (Veo 2) support for Python (e9e2be7)
• Add sdk logger instance (fixes #278) (cf281b5)
• Introduce response.executable_code and response.code_execution_result quick accessors for GenerateContentResponse class (3725ddf)
• Introduce UserContent and ModelContent to facilitate easier content creation (c8cfef8)
• Native async client support using httpx (c38da8d)
• Provide a public property for determining the module backend. (8e561de)

Bug Fixes

• Enable sending empty input to Live API as turn complete (99a5510)
• Fix automatic function calling warning message logic. (b99da95)
• Fix duplicate get_function_response_parts in (async) generate_content_stream and ensure chunk isn't empty before get_function_response_parts (d4193e6)
• Properly handle empty json response with headers for list models (859ebc3)

Documentation

• Add docs for error handling (#317) (6e1cb82)
• Add instruction on how to disable automatic function calling. (f8b12d5)
• Regenerate docs for 1.2.0 (30a3493)
• Remove negative_prompt from image samples (fixes #339) (81e18f0)
• Update docs for models modules (d96bba2)

---

This PR was generated with Release Please. See documentation.

[release-please]

🤖 Created releases:

• v1.3.0

🌻

[release-trigger]

Triggered job: cloud-devrel/client-libraries/python/googleapis/python-genai/release/release (2025-02-24T20:37:21.935Z)

To trigger again, remove the autorelease: triggered label (in a few minutes).

[release-tool-publish-reporter]

The release build has started, the log can be viewed here. 🌻

[release-tool-publish-reporter]

🥚 You hatched a release! The release build finished successfully! 💜