Adding `use_safetensors` argument to give more control to users (#2123)
* Adding `use_safetensors` argument to give more control to users
about which weights they use.
* Doc style.
* Rebased (not functional).
* Rebased and functional with tests.
* Style.
* Apply suggestions from code review
* Style.
* Addressing comments.
* Update tests/test_pipelines.py
Co-authored-by: Will Berman <wlbberman@gmail.com>
* Black ???
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Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
Co-authored-by: Will Berman <wlbberman@gmail.com>