Fix agentic OpenAI transport

[luv-bansal]

This PR fixes the agentic OpenAI transport by correcting how tool calls are accessed from OpenAI response objects, and adds a "none" mode option to the local-runner CLI command.

Changes:

• Fixed attribute access for OpenAI response objects in agentic transport to use hasattr() checks instead of dictionary .get() methods
• Added "none" mode to the --mode CLI option for local-runner command and changed the default from "env" to "none"

[Copilot]

Pull request overview

This PR fixes the agentic OpenAI transport by correcting how tool calls are accessed from OpenAI response objects, and adds a "none" mode option to the local-runner CLI command.

Changes:

• Fixed attribute access for OpenAI response objects in agentic transport to use hasattr() checks instead of dictionary .get() methods
• Added "none" mode to the --mode CLI option for local-runner command and changed the default from "env" to "none"

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
clarifai/runners/models/agentic_class.py	Fixed OpenAI transport to properly access response object attributes using hasattr() checks for safe nested attribute access to tool_calls
clarifai/cli/model.py	Added "none" mode option and changed default mode from "env" to "none" for the local-runner command

[srikanthbachala20]

LGTM

[github-actions]

Package	Line Rate	Health
clarifai	45%	❌
clarifai.cli	63%	➖
clarifai.cli.templates	46%	❌
clarifai.client	68%	➖
clarifai.client.auth	67%	➖
clarifai.constants	100%	✔
clarifai.datasets	100%	✔
clarifai.datasets.export	80%	✔
clarifai.datasets.upload	75%	➖
clarifai.datasets.upload.loaders	37%	❌
clarifai.models	100%	✔
clarifai.modules	0%	❌
clarifai.rag	0%	❌
clarifai.runners	52%	➖
clarifai.runners.models	65%	➖
clarifai.runners.pipeline_steps	41%	❌
clarifai.runners.pipelines	77%	➖
clarifai.runners.utils	62%	➖
clarifai.runners.utils.data_types	72%	➖
clarifai.schema	100%	✔
clarifai.urls	60%	➖
clarifai.utils	60%	➖
clarifai.utils.evaluation	67%	➖
clarifai.workflows	95%	✔
Summary	64% (10004 / 15714)	➖

Minimum allowed line rate is 50%