Fix num images per prompt unclip (#1787)

* use repeat_interleave

* fix repeat

* Trigger Build

* don't install accelerate from main

* install released accelrate for mps test

* Remove additional accelerate installation from main.
Co-authored-by: Pedro Cuenca <pedro@huggingface.co>

.github/workflows/nightly_tests.yml

@@ -61,7 +61,6 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install -e .[quality,test]
-          python -m pip install git+https://github.com/huggingface/accelerate
           python -m pip install -U git+https://github.com/huggingface/transformers
 
       - name: Environment
@@ -135,7 +134,6 @@ jobs:
           ${CONDA_RUN} python -m pip install --upgrade pip
           ${CONDA_RUN} python -m pip install -e .[quality,test]
           ${CONDA_RUN} python -m pip install torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/cpu
-          ${CONDA_RUN} python -m pip install git+https://github.com/huggingface/accelerate
 
       - name: Environment
         shell: arch -arch arm64 bash {0}

.github/workflows/pr_tests.yml

@@ -59,7 +59,6 @@ jobs:
       run: |
         apt-get update && apt-get install libsndfile1-dev -y
         python -m pip install -e .[quality,test]
-        python -m pip install git+https://github.com/huggingface/accelerate
         python -m pip install -U git+https://github.com/huggingface/transformers
 
     - name: Environment
@@ -127,7 +126,6 @@ jobs:
         ${CONDA_RUN} python -m pip install --upgrade pip
         ${CONDA_RUN} python -m pip install -e .[quality,test]
         ${CONDA_RUN} python -m pip install torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/cpu
-        ${CONDA_RUN} python -m pip install git+https://github.com/huggingface/accelerate
         ${CONDA_RUN} python -m pip install -U git+https://github.com/huggingface/transformers
 
     - name: Environment

.github/workflows/push_tests.yml

@@ -61,7 +61,6 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install -e .[quality,test]
-        python -m pip install git+https://github.com/huggingface/accelerate
         python -m pip install -U git+https://github.com/huggingface/transformers
 
     - name: Environment
@@ -131,7 +130,6 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install -e .[quality,test,training]
-        python -m pip install git+https://github.com/huggingface/accelerate
         python -m pip install -U git+https://github.com/huggingface/transformers
 
     - name: Environment

src/diffusers/pipelines/unclip/pipeline_unclip.py

@@ -173,7 +173,7 @@ class UnCLIPPipeline(DiffusionPipeline):
             uncond_text_encoder_hidden_states = uncond_text_encoder_hidden_states.view(
                 batch_size * num_images_per_prompt, seq_len, -1
             )
-            uncond_text_mask = uncond_text_mask.repeat(1, num_images_per_prompt)
+            uncond_text_mask = uncond_text_mask.repeat_interleave(num_images_per_prompt, dim=0)
 
             # done duplicates