feat: migrate parler to uv

Signed-off-by: Chris Jowett <421501+cryptk@users.noreply.github.com>

backend/python/parler-tts/Makefile

@@ -36,4 +36,8 @@ protogen-clean:
 	$(RM) backend_pb2_grpc.py backend_pb2.py
 
 backend_pb2_grpc.py backend_pb2.py:
-	python3 -m grpc_tools.protoc -I../.. --python_out=. --grpc_python_out=. backend.proto
+	python3 -m grpc_tools.protoc -I../.. --python_out=. --grpc_python_out=. backend.proto
+
+.PHONY: clean
+clean: protogen-clean
+	$(RM) -r venv

backend/python/parler-tts/install.sh

@@ -1,39 +1,26 @@
 #!/bin/bash
 set -ex
 
-SKIP_CONDA=${SKIP_CONDA:-0}
+MY_DIR="$(dirname -- "${BASH_SOURCE[0]}")"
 
-# Check if environment exist
-conda_env_exists(){
-    ! conda list --name "${@}" >/dev/null 2>/dev/null
-}
+python -m venv ${MY_DIR}/venv
+source ${MY_DIR}/venv/bin/activate
 
-if [ $SKIP_CONDA -eq 1 ]; then
-    echo "Skipping conda environment installation"
-else
-    export PATH=$PATH:/opt/conda/bin
-    if conda_env_exists "parler" ; then
-        echo "Creating virtual environment..."
-        conda env create --name parler --file $1
-        echo "Virtual environment created."
-    else 
-        echo "Virtual environment already exists."
-    fi
+uv pip install --requirement ${MY_DIR}/requirements.txt
+if [ -f "requirements-${BUILD_TYPE}.txt" ]; then
+    uv pip install --requirement ${MY_DIR}/requirements-${BUILD_TYPE}.txt
 fi
 
-if [ $SKIP_CONDA -ne 1 ]; then
-    # Activate conda environment
-    source activate parler
-    # https://github.com/descriptinc/audiotools/issues/101
-    # incompatible protobuf versions.
-    curl -L https://raw.githubusercontent.com/protocolbuffers/protobuf/main/python/google/protobuf/internal/builder.py -o $CONDA_PREFIX/lib/python3.11/site-packages/google/protobuf/internal/builder.py
+# https://github.com/descriptinc/audiotools/issues/101
+# incompatible protobuf versions.
+curl -L https://raw.githubusercontent.com/protocolbuffers/protobuf/main/python/google/protobuf/internal/builder.py -o $MY_DIR/venv/lib/python3.11/site-packages/google/protobuf/internal/builder.py
+
+if [ -d "/opt/intel" ]; then
+    # Intel GPU: If the directory exists, we assume we are using the Intel image
+    # https://github.com/intel/intel-extension-for-pytorch/issues/538
+    uv pip install --index-url https://pytorch-extension.intel.com/release-whl/stable/xpu/us/ --requirement ${MY_DIR}/requirements-intel.txt
 fi
 
 if [ "$PIP_CACHE_PURGE" = true ] ; then
-    if [ $SKIP_CONDA -ne 1 ]; then
-        # Activate conda environment
-        source activate parler
-    fi
-
     pip cache purge
 fi

backend/python/parler-tts/requirements.txt

@@ -0,0 +1,5 @@
+accelerate
+grpcio==1.63.0
+protobuf
+torch
+git+https://github.com/huggingface/parler-tts.git@10016fb0300c0dc31a0fb70e26f3affee7b62f16

backend/python/parler-tts/run.sh

@@ -1,16 +1,10 @@
 #!/bin/bash
 
 ##
-## A bash script wrapper that runs the parler-tts server with conda
+## A bash script wrapper that runs the GRPC backend
 
-echo "Launching gRPC server for parler-tts"
+MY_DIR="$(dirname -- "${BASH_SOURCE[0]}")"
 
-export PATH=$PATH:/opt/conda/bin
+source $MY_DIR/venv/bin/activate
 
-# Activate conda environment
-source activate parler
-
-# get the directory where the bash script is located
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
-
-python $DIR/parler_tts_server.py $@
+python $MY_DIR/parler_tts_server.py $@

backend/python/parler-tts/test.sh

@@ -1,11 +1,10 @@
 #!/bin/bash
+
 ##
-## A bash script wrapper that runs the transformers server with conda
+## A bash script wrapper that sets up and runs the tests
 
-# Activate conda environment
-source activate parler
+MY_DIR="$(dirname -- "${BASH_SOURCE[0]}")"
 
-# get the directory where the bash script is located
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+source $MY_DIR/venv/bin/activate
 
-python -m unittest $DIR/test_parler.py
+python -m unittest $MY_DIR/test_parler.py