GitLab

Update installation commands in openai_completions.py and contributing document and, update wandb_args description (#1536)

* Update openai completions and docs/CONTRIBUTING.md

* Update wandb args description

* Update docs/interface.md

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Co-authored-by: Hailey Schoelkopf <65563625+haileyschoelkopf@users.noreply.github.com>