artiq/artiq/coredevice/exceptions.py

42 lines
1.5 KiB
Python

from artiq.language.core import ARTIQException
class ZeroDivisionError(ARTIQException):
"""Python's :class:`ZeroDivisionError`, mirrored in ARTIQ."""
class ValueError(ARTIQException):
"""Python's :class:`ValueError`, mirrored in ARTIQ."""
class IndexError(ARTIQException):
"""Python's :class:`IndexError`, mirrored in ARTIQ."""
class InternalError(ARTIQException):
"""Raised when the runtime encounters an internal error condition."""
class RTIOUnderflow(ARTIQException):
"""Raised when the CPU fails to submit a RTIO event early enough
(with respect to the event's timestamp).
The offending event is discarded and the RTIO core keeps operating.
"""
class RTIOSequenceError(ARTIQException):
"""Raised when an event is submitted on a given channel with a timestamp
not larger than the previous one.
The offending event is discarded and the RTIO core keeps operating.
"""
class RTIOOverflow(ARTIQException):
"""Raised when at least one event could not be registered into the RTIO
input FIFO because it was full (CPU not reading fast enough).
This does not interrupt operations further than cancelling the current
read attempt and discarding some events. Reading can be reattempted after
the exception is caught, and events will be partially retrieved.
"""
class DDSBatchError(ARTIQException):
"""Raised when attempting to start a DDS batch while already in a batch,
or when too many commands are batched.
"""