feat: more embedded models, coqui fixes, add model usage and description (#1556)

* feat: add model descriptions and usage

* remove default model gallery

* models: add embeddings and tts

* docs: update table

* docs: updates

* images: cleanup pip cache after install

* images: always run apt-get clean

* ux: improve gRPC connection errors

* ux: improve some messages

* fix: fix coqui when no AudioPath is passed by

* embedded: add more models

* Add usage

* Reorder table

backend/python/common-env/transformers/install.sh

@@ -13,3 +13,12 @@ if conda_env_exists "transformers" ; then
 else 
     echo "Virtual environment already exists."
 fi
+
+if [ "$PIP_CACHE_PURGE" = true ] ; then
+    export PATH=$PATH:/opt/conda/bin
+
+    # Activate conda environment
+    source activate transformers
+
+    pip cache purge
+fi

backend/python/coqui/coqui_server.py

@@ -21,7 +21,7 @@ _ONE_DAY_IN_SECONDS = 60 * 60 * 24
 
 # If MAX_WORKERS are specified in the environment use it, otherwise default to 1
 MAX_WORKERS = int(os.environ.get('PYTHON_GRPC_MAX_WORKERS', '1'))
-COQUI_LANGUAGE = os.environ.get('COQUI_LANGUAGE', 'en')
+COQUI_LANGUAGE = os.environ.get('COQUI_LANGUAGE', None)
 
 # Implement the BackendServicer class with the service methods
 class BackendServicer(backend_pb2_grpc.BackendServicer):
@@ -38,6 +38,7 @@ class BackendServicer(backend_pb2_grpc.BackendServicer):
         if not torch.cuda.is_available() and request.CUDA:
             return backend_pb2.Result(success=False, message="CUDA is not available")
 
+        self.AudioPath = None
         # List available 🐸TTS models
         print(TTS().list_models())
         if os.path.isabs(request.AudioPath):

backend/python/exllama/install.sh

@@ -12,4 +12,8 @@ echo $CONDA_PREFIX
 
 git clone https://github.com/turboderp/exllama $CONDA_PREFIX/exllama && pushd $CONDA_PREFIX/exllama && pip install -r requirements.txt && popd
 
-cp -rfv $CONDA_PREFIX/exllama/* ./
+cp -rfv $CONDA_PREFIX/exllama/* ./
+
+if [ "$PIP_CACHE_PURGE" = true ] ; then
+    pip cache purge
+fi

backend/python/exllama2/install.sh

@@ -11,4 +11,8 @@ echo $CONDA_PREFIX
 
 git clone https://github.com/turboderp/exllamav2 $CONDA_PREFIX/exllamav2 && pushd $CONDA_PREFIX/exllamav2 && pip install -r requirements.txt && popd
 
-cp -rfv $CONDA_PREFIX/exllamav2/* ./  
+cp -rfv $CONDA_PREFIX/exllamav2/* ./  
+
+if [ "$PIP_CACHE_PURGE" = true ] ; then
+    pip cache purge
+fi

backend/python/vall-e-x/install.sh

@@ -12,4 +12,8 @@ echo $CONDA_PREFIX
 
 git clone https://github.com/Plachtaa/VALL-E-X.git $CONDA_PREFIX/vall-e-x && pushd $CONDA_PREFIX/vall-e-x && git checkout -b build $SHA && pip install -r requirements.txt && popd
 
-cp -rfv $CONDA_PREFIX/vall-e-x/* ./
+cp -rfv $CONDA_PREFIX/vall-e-x/* ./
+
+if [ "$PIP_CACHE_PURGE" = true ] ; then
+    pip cache purge
+fi