     added save_directories for _psave_pretrained_pt and _tf, changed model to tf_model and pt_model, enable the notebook to run cleanly from top to bottom without error (#14529)
     added save_directories for _psave_pretrained_pt and _tf, changed model to tf_model and pt_model, enable the notebook to run cleanly from top to bottom without error (#14529)

* added save_directories for _psave_pretrained_pt and _tf, changed model to tf_model and pt_model, enable the notebook to run cleanly from top to bottom without error

* Update quicktour.rst

* added >>>

* dependencies

* added space
huggingface/transformers,huggingface/transformers,huggingface/transformers,huggingface/transformers