feature: Add support for Azure OpenAI models.

[eta-zhang]

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name: Add support for Azure OpenAI models. about: Create a pull request

Description

• Attempted to use this repository with an Azure OpenAI endpoint but found it was not supported.
• Modified src/agentscope/models/openai_model.py by adding a parameter to the base class and add logic to initialize an AzureOpenAI endpoint.
• Tested initializing an agent with a valid Azure OpenAI endpoint configuration.

Checklist

Please check the following items before code is ready to be reviewed.

• [ ] Code has passed all tests
• [x] Docstrings have been added/updated in Google Style
• [x] Documentation has been updated
• [x] Code is ready for review

[DavdGao]

Thansk for your contribution, but AgentScope has already supported Azure OpenAI API via litellm?

Refer to https://docs.litellm.ai/docs/providers/azure

[eta-zhang]

Thansk for your contribution, but AgentScope has already supported Azure OpenAI API via litellm?

Refer to https://docs.litellm.ai/docs/providers/azure

Thanks for the reminder, I just found it. By the way, perhaps implement Embedding and DALLEWrapper via LiteLLM as well.