bug: openai error: list index out of range

[pansusu]

Scenario

ChatCompletionChunk(id='chatcmpl-9RcbQpfZm1cThi6f3lw1rjLEbmxcr', choices=[]

the openai 'choices' of chunk maybe empty.

Actual result

You need to add a check for an empty array.

Expected result

Acceptance criteria

• [ ]

Contribute

• [X] Yes, I can fix this bug and open a PR

[ajndkr]

@pansusu thanks for reporting the bug! if you want to contribute, please feel free to open a pull request. I will review and make a new patch release.