scripts/docker/install_pip_version.sh

#!/usr/bin/env bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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.

# Install airflow using regular 'pip install' command. This install airflow depending on the arguments:
# AIRFLOW_INSTALLATION_METHOD - determines where to install airflow form:
#             "." - installs airflow from local sources
#             "apache-airflow" - installs airflow from PyPI 'apache-airflow' package
# AIRFLOW_VERSION_SPECIFICATION - optional specification for Airflow version to install (
#                                 might be ==2.0.2 for example or <3.0.0
# UPGRADE_TO_NEWER_DEPENDENCIES - determines whether eager-upgrade should be performed with the
#                                 dependencies (with EAGER_UPGRADE_ADDITIONAL_REQUIREMENTS added)
#
# shellcheck disable=SC2086
# shellcheck source=scripts/docker/common.sh
. "$( dirname "${BASH_SOURCE[0]}" )/common.sh"

function install_pip_version() {
    pip install --no-cache-dir --upgrade "pip==${AIRFLOW_PIP_VERSION}" && mkdir -p /root/.local/bin
}

common::get_airflow_version_specification
common::override_pip_version_if_needed
common::get_constraints_location

install_pip_version