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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_default_values(self, default_values=None):
 """Gets the default values set for a resource"""


        if not default_values:
            default_values = self.DEFAULT_VALUES

        if default_values:
            api_version = str(self._connection._apiVersion)
            values = default_values.get(api_version, {}).copy()
        else:
            values = {}

        return values