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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 lock(self):
 """Lock this Workspace. This causes the workspace to behave in a read-only way, regardless of access permissions. """

        r = fapi.lock_workspace(self.namespace, self.name, self.api_url)
        fapi._check_response_code(r, 204)
        self.data['workspace']['isLocked'] = True
        return self