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Cancellation in Image Classification (fixes #4632) #4650

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Merged
merged 11 commits into from
Jan 17, 2020
Merged

Cancellation in Image Classification (fixes #4632) #4650

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fc139f7
Modified Program.cs
antoniovs1029 Jan 11, 2020
7147772
Added other sample for Image Classification
antoniovs1029 Jan 11, 2020
3a7a0bb
Added sample to test cancelling method
antoniovs1029 Jan 13, 2020
9a5afbd
Added CheckAlive() Checkpoints
antoniovs1029 Jan 13, 2020
052a6e4
Restore Samples' Program.cs back to original and delete test sample
antoniovs1029 Jan 13, 2020
8785b8f
Samples back to original state
antoniovs1029 Jan 13, 2020
f6042ed
Reset to original state of samples
antoniovs1029 Jan 13, 2020
eef112c
Removed checkpoints from unnecessary places
antoniovs1029 Jan 14, 2020
54d0309
Adding CheckAlive method with exception handling
antoniovs1029 Jan 14, 2020
53b737b
Added checkpoints with new CheckAlive method
antoniovs1029 Jan 14, 2020
681c13c
Removed unused exception variable "e"
antoniovs1029 Jan 14, 2020
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Adding CheckAlive method with exception handling
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@antoniovs1029
antoniovs1029 committed Jan 14, 2020
commit 54d030929787a25c1037d9a94dda3b5b1de15b1b
13 changes: 13 additions & 0 deletions src/Microsoft.ML.Vision/ImageClassificationTrainer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -1120,6 +1120,19 @@ private void TrainAndEvaluateClassificationLayerCore(int epoch, float learningRa
}
}

private void CheckAlive()
{
try
{
Host.CheckAlive();
}
catch(OperationCanceledException e)
{
TryCleanupTemporaryWorkspace();
throw;
}
}

private void TryCleanupTemporaryWorkspace()
{
if (_cleanupWorkspace && Directory.Exists(_options.WorkspacePath))
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