llama-stack/llama_toolchain/distribution/install_distribution.sh

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#!/bin/bash
# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the terms described in the LICENSE file in
# the root directory of this source tree.
LLAMA_MODELS_DIR=${LLAMA_MODELS_DIR:-}
LLAMA_TOOLCHAIN_DIR=${LLAMA_TOOLCHAIN_DIR:-}
TEST_PYPI_VERSION=${TEST_PYPI_VERSION:-}
set -euo pipefail
# Define color codes
RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m' # No Color
error_handler() {
echo "Error occurred in script at line: ${1}" >&2
exit 1
}
# Set up the error trap
trap 'error_handler ${LINENO}' ERR
ensure_conda_env_python310() {
local env_name="$1"
local pip_dependencies="$2"
local python_version="3.10"
# Check if conda command is available
if ! command -v conda &>/dev/null; then
echo -e "${RED}Error: conda command not found. Is Conda installed and in your PATH?${NC}" >&2
exit 1
fi
# Check if the environment exists
if conda env list | grep -q "^${env_name} "; then
echo "Conda environment '${env_name}' exists. Checking Python version..."
# Check Python version in the environment
current_version=$(conda run -n "${env_name}" python --version 2>&1 | cut -d' ' -f2 | cut -d'.' -f1,2)
if [ "$current_version" = "$python_version" ]; then
echo "Environment '${env_name}' already has Python ${python_version}. No action needed."
else
echo "Updating environment '${env_name}' to Python ${python_version}..."
conda install -n "${env_name}" python="${python_version}" -y
fi
else
echo "Conda environment '${env_name}' does not exist. Creating with Python ${python_version}..."
conda create -n "${env_name}" python="${python_version}" -y
fi
eval "$(conda shell.bash hook)"
conda deactivate && conda activate "${env_name}"
if [ -n "$TEST_PYPI_VERSION" ]; then
# these packages are damaged in test-pypi, so install them first
pip install fastapi libcst
pip install --extra-index-url https://test.pypi.org/simple/ llama-models==$TEST_PYPI_VERSION llama-toolchain==$TEST_PYPI_VERSION $pip_dependencies
else
# Re-installing llama-toolchain in the new conda environment
if [ -n "$LLAMA_TOOLCHAIN_DIR" ]; then
if [ ! -d "$LLAMA_TOOLCHAIN_DIR" ]; then
echo -e "${RED}Warning: LLAMA_TOOLCHAIN_DIR is set but directory does not exist: $LLAMA_TOOLCHAIN_DIR${NC}" >&2
exit 1
fi
echo "Installing from LLAMA_TOOLCHAIN_DIR: $LLAMA_TOOLCHAIN_DIR"
pip install -e "$LLAMA_TOOLCHAIN_DIR"
else
pip install llama-toolchain
fi
if [ -n "$LLAMA_MODELS_DIR" ]; then
if [ ! -d "$LLAMA_MODELS_DIR" ]; then
echo -e "${RED}Warning: LLAMA_MODELS_DIR is set but directory does not exist: $LLAMA_MODELS_DIR${NC}" >&2
exit 1
fi
echo "Installing from LLAMA_MODELS_DIR: $LLAMA_MODELS_DIR"
pip uninstall -y llama-models
pip install -e "$LLAMA_MODELS_DIR"
fi
# Install pip dependencies
if [ -n "$pip_dependencies" ]; then
echo "Installing pip dependencies: $pip_dependencies"
pip install $pip_dependencies
fi
fi
}
if [ "$#" -ne 3 ]; then
echo "Usage: $0 <environment_name> <distribution_name> <pip_dependencies>" >&2
echo "Example: $0 my_env local-llama-8b 'numpy pandas scipy'" >&2
exit 1
fi
env_name="$1"
distribution_name="$2"
pip_dependencies="$3"
ensure_conda_env_python310 "$env_name" "$pip_dependencies"
echo -e "${GREEN}Successfully setup distribution environment. Configuring...${NC}"
which python3
python3 -m llama_toolchain.cli.llama distribution configure --name "$distribution_name"