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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_all_clusters(resource_root, view=None):
 """ Get all clusters @param resource_root: The root Resource object. @return: A list of ApiCluster objects. """

  return call(resource_root.get, CLUSTERS_PATH, ApiCluster, True,
      params=view and dict(view=view) or None)