TFOpenAIGPTModel
[[autodoc]] TFOpenAIGPTModel
    - call
TFOpenAIGPTLMHeadModel
[[autodoc]] TFOpenAIGPTLMHeadModel
    - call
TFOpenAIGPTDoubleHeadsModel
[[autodoc]] TFOpenAIGPTDoubleHeadsModel
    - call
TFOpenAIGPTForSequenceClassification
[[autodoc]] TFOpenAIGPTForSequenceClassification
    - call