Install diffusers before checking for token. (#2072)

Summary:
This PR moves the `install_diffusers()` call before checking whether HF token is in the environment. This is so users don't need to set the token at the time of installation.

Pull Request resolved: #2072

Reviewed By: aaronenyeshi

Differential Revision: D51749249

Pulled By: xuzhao9

fbshipit-source-id: 7b0b37c530af17f23cde787198e88bfea6507004

torchbenchmark/models/stable_diffusion_text_encoder/install.py

@@ -10,8 +10,8 @@ def load_model_checkpoint():
     StableDiffusionPipeline.from_pretrained(MODEL_NAME, torch_dtype=torch.float16, safety_checker=None)
 
 if __name__ == "__main__":
+    install_diffusers()
     if not 'HUGGING_FACE_HUB_TOKEN' in os.environ:
         warnings.warn("Make sure to set `HUGGINGFACE_HUB_TOKEN` so you can download weights")
     else:
-        install_diffusers()
         load_model_checkpoint()

torchbenchmark/models/stable_diffusion_unet/install.py

@@ -10,8 +10,8 @@ def load_model_checkpoint():
     StableDiffusionPipeline.from_pretrained(MODEL_NAME, torch_dtype=torch.float16, safety_checker=None)
 
 if __name__ == "__main__":
+    install_diffusers()
     if not 'HUGGING_FACE_HUB_TOKEN' in os.environ:
         warnings.warn("Make sure to set `HUGGINGFACE_HUB_TOKEN` so you can download weights")
     else:
-        install_diffusers()
         load_model_checkpoint()