Source code for automaton.exceptions

#    Copyright (C) 2014 Yahoo! Inc. All Rights Reserved.
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[docs]class AutomatonException(Exception): """Base class for *most* exceptions emitted from this library."""
[docs]class InvalidState(AutomatonException): """Raised when a invalid state transition is attempted while executing."""
[docs]class NotInitialized(AutomatonException): """Error raised when an action is attempted on a not inited machine."""
[docs]class NotFound(AutomatonException): """Raised when some entry in some object doesn't exist."""
[docs]class Duplicate(AutomatonException): """Raised when a duplicate entry is found."""
[docs]class FrozenMachine(AutomatonException): """Exception raised when a frozen machine is modified.""" def __init__(self): super(FrozenMachine, self).__init__("Frozen machine can't be modified")