# Source code for limits.errors

    """
    errors and exceptions
    """

    class ConfigurationError(Exception):
        """
        Error raised when a configuration problem is encountered
        """

    class ConcurrentUpdateError(Exception):
        """
        Error raised when an update to limit fails due to concurrent
        updates
        """

        def __init__(self, key: str, attempts: int) -> None:
            super().__init__(f"Unable to update {key} after {attempts} retries")