04_install.sh

#!/usr/bin/env bash
#
# Copyright (c) 2018-2021 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.

export LC_ALL=C

${CI_RETRY_EXE} apt-get update
# Lint dependencies:
# - curl/xz-utils (to install shellcheck)
# - git (used in many lint scripts)
# - gpg (used by verify-commits)
${CI_RETRY_EXE} apt-get install -y curl xz-utils git gpg

PYTHON_PATH=/tmp/python
if [ ! -d "${PYTHON_PATH}/bin" ]; then
  (
    git clone https://github.com/pyenv/pyenv.git
    cd pyenv/plugins/python-build || exit 1
    ./install.sh
  )
  # For dependencies see https://github.com/pyenv/pyenv/wiki#suggested-build-environment
  ${CI_RETRY_EXE} apt-get install -y build-essential libssl-dev zlib1g-dev \
    libbz2-dev libreadline-dev libsqlite3-dev curl llvm \
    libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev \
    clang
  env CC=clang python-build "$(cat "${BASE_ROOT_DIR}/.python-version")" "${PYTHON_PATH}"
fi
export PATH="${PYTHON_PATH}/bin:${PATH}"
command -v python3
python3 --version

${CI_RETRY_EXE} pip3 install codespell==2.0.0
${CI_RETRY_EXE} pip3 install flake8==3.8.3
${CI_RETRY_EXE} pip3 install mypy==0.910
${CI_RETRY_EXE} pip3 install pyzmq==22.3.0
${CI_RETRY_EXE} pip3 install vulture==2.3

SHELLCHECK_VERSION=v0.8.0
curl -sL "https://github.com/koalaman/shellcheck/releases/download/${SHELLCHECK_VERSION}/shellcheck-${SHELLCHECK_VERSION}.linux.x86_64.tar.xz" | tar --xz -xf - --directory /tmp/
export PATH="/tmp/shellcheck-${SHELLCHECK_VERSION}:${PATH}"