def __call__(self, parser, namespace, values, option_string=None):
if isinstance(values, (str, Path)):
values = [values]
normalized_values = [
Path(expand_path_vars(path)).resolve() for path in values
]
previous_values = getattr(namespace, self.dest, [])
setattr(namespace, self.dest, previous_values + normalized_values)
def __call__(
self,
parser: argparse.ArgumentParser,
namespace: Namespace,
values: Union[str, Sequence[Any], None],
option_string: Optional[str] = None,
) -> None:
if isinstance(values, (str, Path)):
values = [values]
if values:
normalized_values = [
Path(expand_path_vars(str(path))).resolve() for path in values
]
previous_values = getattr(namespace, self.dest, [])
setattr(namespace, self.dest, previous_values + normalized_values)
def expand_to_normalized_paths(config: dict, base_dir: str = None) -> None:
# config can be None (-c /dev/null)
if not config:
return
base_dir = base_dir or os.getcwd()
for paths_var in _PATH_VARS:
if paths_var not in config:
continue # Cause we don't want to add a variable not present
normalized_paths = []
for path in config.pop(paths_var):
normalized_path = abspath(expand_path_vars(path), base_dir=base_dir)
normalized_paths.append(normalized_path)
config[paths_var] = normalized_paths
def test_expand_path_vars(monkeypatch):
"""Ensure that tilde and env vars are expanded in paths."""
test_path = '/test/path'
monkeypatch.setenv('TEST_PATH', test_path)
assert expand_path_vars('~') == os.path.expanduser('~')
assert expand_path_vars('$TEST_PATH') == test_path
