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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 get_value_display(self):
 """Human friendly value output"""

        if self.display_as == 'percentage':
            return '{0}%'.format(self.latest_value)
        if self.display_as == 'boolean':
            return bool(self.latest_value)
        if self.display_as == 'byte':
            return defaultfilters.filesizeformat(self.latest_value)
        if self.display_as == 'second':
            return time.strftime('%H:%M:%S', time.gmtime(self.latest_value))
        return self.latest_value