code: def key_gen(self, key_name, type, size=2048, **kwargs):
          
  
          opts = {"type": type, "size": size}
          kwargs.setdefault("opts", opts)
          args = (key_name,)
  
          return self._client.request('/key/gen', args,
                                      decoder='json', **kwargs)
docs: Adds a new public key that can be used for name_publish.
  
          .. code-block:: python
  
              >>> c.key_gen('example_key_name')
              {'Name': 'example_key_name',
               'Id': 'QmQLaT5ZrCfSkXTH6rUKtVidcxj8jrW3X2h75Lug1AV7g8'}
  
          Parameters
          ----------
          key_name : str
              Name of the new Key to be generated. Used to reference the Keys.
          type : str
              Type of key to generate. The current possible keys types are:
  
               * ``"rsa"``
               * ``"ed25519"``
          size : int
              Bitsize of key to generate
  
          Returns
          -------
              dict : Key name and Key Id