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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 inspect(self, w):
 """Get the latest value of the wire given, if possible."""

        if isinstance(w, WireVector):
            w = w.name
        try:
            vals = self.tracer.trace[w]
        except KeyError:
            pass
        else:
            if not vals:
                raise PyrtlError('No context available. Please run a simulation step')
            return vals[-1]
        raise PyrtlError('CompiledSimulation does not support inspecting internal WireVectors')