def _parse_args(args: list[str]) -> Box:
"""Parses arguments into nested dict.
Args:
args (list[str]):
List of all arguments passed to program. Use it like this:
`parse_args(sys.argv[1:])`. Args must start with one or two dashes
and only contain lower case chars, period and underscores.
Returns:
Box:
Lowercased. Box instead of dict. Already nested. Can be used just
like a dictionary. Read more [here](https://github.com/cdgriffith/Box).
Type casting is NOT done here. `box_dots` is `True`.
"""
logger.bind(args_to_parse=args).debug("Parse list of arguments.")
if len(args) % 2 != 0:
raise ValueError("Number of args must be not odd.")
names, values = args[::2], args[1::2]
cli_args_dict = {}
for idx in range(len(names)):
name = names[idx]
value = values[idx]
if name.startswith("--"):
cli_args_dict[name[2:]] = value
elif name.startswith("-"):
cli_args_dict[name[1:]] = value
return Box(settings_utils.unflatten(cli_args_dict), box_dots=True)
def test_unflatten_dotted_path_expansion_multi_overwrite():
assert settings_utils.unflatten({
"a.b.c": 12,
"a.b": 10
}) == {
"a": {
"b": 10
}
}
def test_unflatten_dotted_path_expansion_multi():
assert settings_utils.unflatten({
"a.b.c": 12,
"a.d": 10
}) == {
"a": {
"b": {
"c": 12
},
"d": 10
}
}
def _parse_env_vars(all_env_vars: dict[str, str]) -> Box:
"""Extracts and transforms given dict of env vars.
Args:
all_env_vars (dict[str, str]): Environment variables.
Returns:
Box:
Lowercased. Box instead of dict. Already nested. Can be used just
like a dictionary. Read more [here](https://github.com/cdgriffith/Box).
Type casting is NOT done here. `box_dots` is `True`.
"""
logger.bind(all_env_vars=all_env_vars).debug("Parse env vars.")
env_vars = {}
for name, value in all_env_vars.items():
if name.startswith("PROMAC__") and len(name) > 8:
env_vars[name[8:].lower().replace("__", ".")] = value
return Box(settings_utils.unflatten(env_vars), box_dots=True)
def test_unflatten_dotted_path_expansion():
assert settings_utils.unflatten({"a.b.c": 12}) == {"a": {"b": {"c": 12}}}
def test_unflatten_no_expansion():
assert settings_utils.unflatten({"a": 12}) == {"a": 12}