#!/usr/bin/env bash
#
# Copyright 2022 The TensorFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ==============================================================================
#
# setup.python.sh: Install a specific Python version and packages for it.
# Usage: setup.python.sh <pyversion> <requirements.txt>
set -xe

source ~/.bashrc
VERSION=$1
REQUIREMENTS=$2

# Install Python packages for this container's version
cat >pythons.txt <<EOF
$VERSION
$VERSION-venv
$VERSION-distutils
$VERSION-dev
EOF
/setup.packages.sh pythons.txt
rm pythons.txt

# Setup links for TensorFlow to compile.
# Referenced in devel.usertools/*.bazelrc
ln -sf "/usr/bin/$VERSION" "/usr/bin/python3"
ln -sf "/usr/bin/$VERSION" "/usr/bin/python"

chown -R root:root /usr/local/lib/python*

# Python 3.10 include headers fix:
# sysconfig.get_path('include') incorrectly points to /usr/local/include/python
# map /usr/include/python3.10 to /usr/local/include/python3.10
if [[ ! -f "/usr/local/include/$VERSION" ]]; then
  ln -sf "/usr/include/$VERSION" "/usr/local/include/$VERSION"
fi

# Install pip
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
python3 get-pip.py
rm get-pip.py

python3 -m pip install --no-cache-dir pip==24.0

# Disable the cache dir to save image space, and install packages
python3 -m pip install --no-cache-dir -r "$REQUIREMENTS"
