pip_pkg.sh

#!/usr/bin/env bash
# Copyright 2018 The TF Agents Authors.
#
# 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.
# ==============================================================================
set -e
set -x

# Requiring PYTHON_VERSION (path to the python binary to use) mitigates the risk
# of testing/building the modules with one version of Python and packaging the
# wheel with another.
if [ -z "$PYTHON_VERSION" ]; then
  echo "ENV var PYTHON_VERSION must point to an installed python binary."
  exit 1
fi

PLATFORM="$(uname -s | tr 'A-Z' 'a-z')"

if [[ $# -lt 1 ]] ; then
  echo "Usage:"
  echo "pip_pkg /path/to/destination/directory [--release]"
  exit 1
fi

# Create the destination directory, then do dirname on a non-existent file
# inside it to give us a path with tilde characters resolved (readlink -f is
# another way of doing this but is not available on a fresh macOS install).
# Finally, use cd and pwd to get an absolute path, in case a relative one was
# given.
mkdir -p "$1"
DEST=$(dirname "${1}/does_not_exist")
DEST=$(cd "$DEST" && pwd)

# Pass through remaining arguments (following the first argument, which
# specifies the output dir) to setup.py, e.g.,
#  ./pip_pkg /tmp/tf_agents_pkg --release
# passes `--release` to setup.py.
$PYTHON_VERSION setup.py bdist_wheel ${@:2} --dist-dir="$DEST" >/dev/null

set +x
echo -e "\nBuild complete. Wheel files are in $DEST"