def pearl(sys_args: list, pearl_home_dir: Path = None):
verify_runtime_deps()
args = parse_args(sys_args)
if args.verbose:
messenger.enable_debug()
messenger.debug(args)
try:
pearl_env = PearlEnvironment(
home=pearl_home_dir,
config_filename=args.config_file,
update_repos=args.update_repos,
verbose=args.verbose,
env_initialized=False if args.command == 'init' else True)
_pearl(pearl_env, args)
except PearlError as ex:
message = ex.args[0] if ex.args else None
if args.verbose:
messenger.exception(f'Pearl error: {message}')
else:
messenger.error(message)
exit(ex.exit_status)
def load_packages(self, update_repos=False, verbose: int = 0):
packages = OrderedDict()
config_filenames = [self.config_filename]
while config_filenames:
config_filename = config_filenames.pop(0)
messenger.debug(
f"Loading Pearl configuration: {config_filename}...")
pearl_conf = self._load_conf(config_filename)
packages.update({pearl_conf.repo_name: pearl_conf.packages})
messenger.debug(
f"Loaded Pearl configuration: {config_filename}. Repo name: {pearl_conf.repo_name}, number of packages: {len(pearl_conf.packages)}"
)
repo_conf_filenames = self._load_repos(self.home, pearl_conf.repos,
update_repos, verbose)
config_filenames.extend(repo_conf_filenames)
return packages
def _get_home(home: Path = None, env_initialized: bool = True) -> Path:
if home is None:
xdg_data_home = os.environ.get(
'XDG_DATA_HOME', f"{os.environ['HOME']}/.local/share")
default_home = f'{xdg_data_home}/pearl'
home = Path(default_home)
messenger.debug(f"Found Pearl home: {home}")
if env_initialized:
if home.exists() and not home.is_dir():
msg = f'Error: The value in environment variable PEARL_HOME is not a directory: {home}.'
messenger.warn(msg)
raise ValueError(msg)
elif not home.exists():
msg = 'Pearl environment has not been initialized. Run "pearl init" first.'
messenger.warn(msg)
raise ValueError(msg)
return home