Source code for forml._exception

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"""
Core ForML exceptions.
"""


[docs]class AnyError(Exception):
    """Base ForML exception type."""


[docs]class InvalidError(AnyError):
    """Base invalid state exception."""


[docs]class MissingError(InvalidError):
    """Exception state of a missing element."""


[docs]class UnexpectedError(InvalidError):
    """Exception state of an unexpected element."""


[docs]class FailedError(AnyError):
    """Exception indicating an unsuccessful operation result."""