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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def Start(self):
 """Starts the worker thread."""

    self._shutdown = False

    self._main_thread = threading.Thread(target=self._MainThreadProc)
    self._main_thread.name = 'Cloud Debugger main worker thread'
    self._main_thread.daemon = True
    self._main_thread.start()