mirror of
https://github.com/enpaul/tox-poetry-installer.git
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115 lines
4.1 KiB
Python
115 lines
4.1 KiB
Python
"""Install the dependencies for the current environment
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Loads the local Poetry environment and the corresponding lockfile then pulls the dependencies
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specified by the Tox environment. Finally these dependencies are installed into the Tox
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environment using the Poetry ``PipInstaller`` backend.
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"""
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from itertools import chain
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from tox.plugin import impl
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from tox.tox_env.api import ToxEnv as ToxVirtualEnv
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from tox_poetry_installer import exceptions
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from tox_poetry_installer import logger
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from tox_poetry_installer.hooks._tox_on_install_helpers import build_package_map
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from tox_poetry_installer.hooks._tox_on_install_helpers import check_preconditions
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from tox_poetry_installer.hooks._tox_on_install_helpers import convert_virtualenv
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from tox_poetry_installer.hooks._tox_on_install_helpers import dedupe_packages
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from tox_poetry_installer.hooks._tox_on_install_helpers import find_additional_deps
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from tox_poetry_installer.hooks._tox_on_install_helpers import find_group_deps
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from tox_poetry_installer.hooks._tox_on_install_helpers import find_project_deps
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from tox_poetry_installer.hooks._tox_on_install_helpers import install_package
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@impl
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def tox_on_install(
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tox_env: ToxVirtualEnv, section: str # pylint: disable=unused-argument
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) -> None:
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try:
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poetry = check_preconditions(tox_env)
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except exceptions.SkipEnvironment as err:
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if (
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isinstance(err, exceptions.PoetryNotInstalledError)
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and tox_env.conf["require_poetry"]
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):
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logger.error(str(err))
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raise err
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logger.info(str(err))
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return
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logger.info(f"Loaded project pyproject.toml from {poetry.file}")
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virtualenv = convert_virtualenv(tox_env)
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try:
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if not poetry.locker.is_fresh():
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logger.warning(
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f"The Poetry lock file is not up to date with the latest changes in {poetry.file}"
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)
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except FileNotFoundError as err:
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logger.error(f"Could not parse lockfile: {err}")
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raise exceptions.LockfileParsingError(
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f"Could not parse lockfile: {err}"
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) from err
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try:
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if tox_env.conf["require_locked_deps"] and tox_env.conf["deps"].lines():
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raise exceptions.LockedDepsRequiredError(
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f"Unlocked dependencies '{tox_env.conf['deps']}' specified for environment '{tox_env.name}' which requires locked dependencies"
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)
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packages = build_package_map(poetry)
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group_deps = dedupe_packages(
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list(
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chain(
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*[
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find_group_deps(group, packages, virtualenv, poetry)
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for group in tox_env.conf["poetry_dep_groups"]
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]
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)
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)
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)
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logger.info(
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f"Identified {len(group_deps)} group dependencies to install to env"
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)
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env_deps = find_additional_deps(
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packages, virtualenv, poetry, tox_env.conf["locked_deps"]
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)
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logger.info(
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f"Identified {len(env_deps)} environment dependencies to install to env"
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)
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# extras are not set in a testenv if skip_install=true
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try:
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extras = tox_env.conf["extras"]
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except KeyError:
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extras = []
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if tox_env.conf["install_project_deps"]:
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project_deps = find_project_deps(packages, virtualenv, poetry, extras)
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logger.info(
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f"Identified {len(project_deps)} project dependencies to install to env"
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)
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else:
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project_deps = []
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logger.info("Env does not install project package dependencies, skipping")
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except exceptions.ToxPoetryInstallerException as err:
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logger.error(str(err))
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raise err
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except Exception as err:
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logger.error(f"Internal plugin error: {err}")
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raise err
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dependencies = dedupe_packages(group_deps + env_deps + project_deps)
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logger.info(f"Installing {len(dependencies)} dependencies from Poetry lock file")
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install_package(
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poetry,
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tox_env,
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dependencies,
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tox_env.options.parallel_install_threads,
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)
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