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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 getvalue(self):
 """ Get value of file. Work around for second strategy. Always returns bytes """


        if self.strategy == 0:
            return self._delegate.getvalue()
        self._delegate.flush()
        self._delegate.seek(0)
        value = self._delegate.read()
        if not isinstance(value, six.binary_type):
            value = value.encode('utf-8')
        return value