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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 Match(self, event):
 """Determines if an event matches the filter. Args: event (EventObject):
 an event. Returns: bool: True if the event matches the filter. """

    if not self._matcher:
      return True

    self._decision = self._matcher.Matches(event)
    return self._decision