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vscode-pythong: 2018.8.0-alpha1

creating a new class the language server produced following to OUtput.

[Info - 7:14:27 AM] Found 28 completions for file:///p:/perforce_Playground/derekw_de02-1777_rce_dev/del.py at (13, 17) after filtering
[Error - 7:14:29 AM] System.ObjectDisposedException: PriorityProducerConsumer1 instance is disposed Object name: 'PriorityProducerConsumer1'.
at Microsoft.PythonTools.Analysis.Infrastructure.DisposeToken.ThrowIfDisposed()
at Microsoft.PythonTools.Analysis.Infrastructure.PriorityProducerConsumer`1.Produce(T value, Int32 priority)
at Microsoft.PythonTools.Intellisense.AnalysisQueue.Enqueue(IAnalyzable item, AnalysisPriority priority)
at Microsoft.PythonTools.Analysis.LanguageServer.Server.OnDocumentChangeProcessingComplete(IDocument doc, VersionCookie vc, Boolean enqueueForAnalysis, AnalysisPriority priority, IDisposable disposeWhenEnqueued)

Code when crash happened

Outline is all wrong at the crash point.