text: from .utils import NamespacedClient, query_params, _make_path, SKIP_IN_PATH
  
  class SnapshotClient(NamespacedClient):
      @query_params('master_timeout', 'wait_for_completion')
      def create(self, repository, snapshot, body=None, params=None):
          """
          Create a snapshot in repository
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A repository name
          :arg snapshot: A snapshot name
          :arg body: The snapshot definition
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          :arg wait_for_completion: Should this request wait until the operation
              has completed before returning, default False
          """
          for param in (repository, snapshot):
              if param in SKIP_IN_PATH:
                  raise ValueError("Empty value passed for a required argument.")
          _, data = self.transport.perform_request('PUT', _make_path('_snapshot',
              repository, snapshot), params=params, body=body)
          return data
  
      @query_params('master_timeout')
      def delete(self, repository, snapshot, params=None):
          """
          Deletes a snapshot from a repository.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A repository name
          :arg snapshot: A snapshot name
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          """
          for param in (repository, snapshot):
              if param in SKIP_IN_PATH:
                  raise ValueError("Empty value passed for a required argument.")
          _, data = self.transport.perform_request('DELETE',
              _make_path('_snapshot', repository, snapshot), params=params)
          return data
  
      @query_params('master_timeout')
      def get(self, repository, snapshot, params=None):
          """
          Retrieve information about a snapshot.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A repository name
          :arg snapshot: A comma-separated list of snapshot names
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          """
          for param in (repository, snapshot):
              if param in SKIP_IN_PATH:
                  raise ValueError("Empty value passed for a required argument.")
          _, data = self.transport.perform_request('GET', _make_path('_snapshot',
              repository, snapshot), params=params)
          return data
  
      @query_params('master_timeout', 'timeout')
      def delete_repository(self, repository, params=None):
          """
          Removes a shared file system repository.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A comma-separated list of repository names
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          :arg timeout: Explicit operation timeout
          """
          if repository in SKIP_IN_PATH:
              raise ValueError("Empty value passed for a required argument 'repository'.")
          _, data = self.transport.perform_request('DELETE',
              _make_path('_snapshot', repository), params=params)
          return data
  
      @query_params('local', 'master_timeout')
      def get_repository(self, repository=None, params=None):
          """
          Return information about registered repositories.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A comma-separated list of repository names
          :arg local: Return local information, do not retrieve the state from
              master node (default: false)
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          """
          _, data = self.transport.perform_request('GET', _make_path('_snapshot',
              repository), params=params)
          return data
  
      @query_params('master_timeout', 'timeout', 'verify')
      def create_repository(self, repository, body, params=None):
          """
          Registers a shared file system repository.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A repository name
          :arg body: The repository definition
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          :arg timeout: Explicit operation timeout
          :arg verify: Whether to verify the repository after creation
          """
          for param in (repository, body):
              if param in SKIP_IN_PATH:
                  raise ValueError("Empty value passed for a required argument.")
          _, data = self.transport.perform_request('PUT', _make_path('_snapshot',
              repository), params=params, body=body)
          return data
  
      @query_params('master_timeout', 'wait_for_completion')
      def restore(self, repository, snapshot, body=None, params=None):
          """
          Restore a snapshot.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A repository name
          :arg snapshot: A snapshot name
          :arg body: Details of what to restore
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          :arg wait_for_completion: Should this request wait until the operation
              has completed before returning, default False
          """
          for param in (repository, snapshot):
              if param in SKIP_IN_PATH:
                  raise ValueError("Empty value passed for a required argument.")
          _, data = self.transport.perform_request('POST', _make_path('_snapshot',
              repository, snapshot, '_restore'), params=params, body=body)
          return data
  
      @query_params('master_timeout')
      def status(self, repository=None, snapshot=None, params=None):
          """
          Return information about all currently running snapshots. By specifying
          a repository name, it's possible to limit the results to a particular
          repository.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A repository name
          :arg snapshot: A comma-separated list of snapshot names
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          """
          _, data = self.transport.perform_request('GET', _make_path('_snapshot',
              repository, snapshot, '_status'), params=params)
          return data
  
      @query_params('master_timeout', 'timeout')
      def verify_repository(self, repository, params=None):
          """
          Returns a list of nodes where repository was successfully verified or
          an error message if verification process failed.
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_
  
          :arg repository: A repository name
          :arg master_timeout: Explicit operation timeout for connection to master
              node
          :arg timeout: Explicit operation timeout
          """
          if repository in SKIP_IN_PATH:
              raise ValueError("Empty value passed for a required argument 'repository'.")
          _, data = self.transport.perform_request('POST', _make_path('_snapshot',
              repository, '_verify'), params=params)
          return data
  
  