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from typing import Any, List, Optional
from inference.core.exceptions import InvalidEnvironmentVariableError
def str2bool(value: Any) -> bool:
"""
Converts an environment variable to a boolean value.
Args:
value (str or bool): The environment variable value to be converted.
Returns:
bool: The converted boolean value.
Raises:
InvalidEnvironmentVariableError: If the value is not 'true', 'false', or a boolean.
"""
if isinstance(value, bool):
return value
if not issubclass(type(value), str):
raise InvalidEnvironmentVariableError(
f"Expected a boolean environment variable (true or false) but got '{value}'"
)
if value.lower() == "true":
return True
elif value.lower() == "false":
return False
else:
raise InvalidEnvironmentVariableError(
f"Expected a boolean environment variable (true or false) but got '{value}'"
)
def safe_split_value(value: Optional[str], delimiter: str = ",") -> Optional[List[str]]:
"""
Splits a separated environment variable into a list.
Args:
value (str): The environment variable value to be split.
delimiter(str): Delimiter to be used
Returns:
list or None: The split values as a list, or None if the input is None.
"""
if value is None:
return None
else:
return value.split(delimiter)
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