def bool(
env_var: builtins.str,
default: Optional[builtins.bool] = None,
) -> Optional[builtins.bool]:
"""
Parse environment variable value into a boolean.
Args:
env_var (str): Name of desired environment variable.
default (bool, optional): Optional fallback value.
Returns:
bool (optional): Environment variable typecast into a boolean.
"""
if env_var.lower() in TRUES:
return True
if env_var.lower() in FALSES:
return False
raise ValueError(
f"Invalid boolean value specified: {env_var} "
"Parsenvy accepts 'true', '1', 'false', and '0' as boolean values."
)
def __call__(self, string: builtins.str) -> pathlib.Path:
if not string.endswith(".csv") or not string.isprintable():
msg = (f"{string} is not a valid path to a csv file.\n"
"file needs to end with csv and only contain "
"printable characters.")
raise argparse.ArgumentTypeError(msg)
path = pathlib.Path(string)
return path
def set(
env_var: builtins.str,
default: Optional[Set[Any]] = None,
) -> Optional[Set[Any]]:
if env_var is None or env_var == "":
return default
return builtins.set(env_var.split(","))
def tuple(
env_var: builtins.str,
default: Optional[Tuple[Any, ...]] = None,
) -> Optional[Tuple[Any, ...]]:
if env_var == "":
return default
return builtins.tuple(env_var.split(","))
def list(
env_var: builtins.str,
default: Optional[List[Any]] = None,
) -> Optional[List[Any]]:
if env_var == "":
return default
return env_var.split(",")
def list(
env_var: builtins.str,
default: Optional[List[Any]] = None,
) -> Optional[List[Any]]:
"""
Parse environment variable value into a list.
Args:
env_var (str): Name of desired environment variable.
default (List, optional): Optional fallback value.
Returns:
List (optional): Environment variable typecast into a list.
"""
if env_var == "":
return default
return env_var.split(",")
def tuple(
env_var: builtins.str,
default: Optional[Tuple[Any, ...]] = None,
) -> Optional[Tuple[Any, ...]]:
"""
Parse environment variable value into a tuple.
Args:
env_var (str): Name of desired environment variable.
default (tuple, optional): Optional fallback value.
Returns:
tuple (optional): Environment variable typecast into a tuple.
"""
if env_var == "":
return default
return builtins.tuple(env_var.split(","))