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grabber: timeout fixes

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This commit is contained in:
Sébastien Bourdeauducq 2024-02-26 11:03:59 +08:00
parent 20d7604f87
commit 716d0f556d
2 changed files with 5 additions and 4 deletions
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2
RELEASE_NOTES.rst
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@ -46,7 +46,7 @@ Highlights:
* MSYS2 packaging for Windows, which replaces Conda. Conda packages are still available to * MSYS2 packaging for Windows, which replaces Conda. Conda packages are still available to
support legacy installations, but may be removed in a future release. support legacy installations, but may be removed in a future release.
* Experiments can now be submitted with revisions set to a branch / tag name instead of only git hashes. * Experiments can now be submitted with revisions set to a branch / tag name instead of only git hashes.
* Grabber image input now has an optional timeout * Grabber image input now has an optional timeout.
Breaking changes: Breaking changes:

7
artiq/coredevice/grabber.py
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@ -101,8 +101,8 @@ class Grabber:
ROI engines that produced output, an exception will be raised during ROI engines that produced output, an exception will be raised during
this call or the next. this call or the next.
If the timeout is reached before data is available, a RuntimeError is If the timeout is reached before data is available, the exception
raised. GrabberTimeoutException is raised.
:param timeout_mu: Timestamp at which a timeout will occur. Set to -1 :param timeout_mu: Timestamp at which a timeout will occur. Set to -1
(default) to disable timeout. (default) to disable timeout.
@ -120,5 +120,6 @@ class Grabber:
if roi_output == self.sentinel: if roi_output == self.sentinel:
raise OutOfSyncException raise OutOfSyncException
if timestamp == -1: if timestamp == -1:
raise GrabberTimeoutException("Timeout retrieving ROIs") raise GrabberTimeoutException(
"Timeout retrieving ROIs (attempting to read more ROIs than enabled?)")
data[i] = roi_output data[i] = roi_output