parameters: (self, address, server_credentials)
docstring: Opens a secure port for accepting RPCs.
  
          This method may only be called before starting the server.
  
          Args:
            address: The address for which to open a port.
              if the port is 0, or not specified in the address, then gRPC
              runtime will choose a port.
            server_credentials: A ServerCredentials object.
  
          Returns:
            An integer port on which server will accept RPC requests.
docstring_summary: Opens a secure port for accepting RPCs.
docstring_tokens: Opens a secure port for accepting RPCs .
function: def add_secure_port(self, address, server_credentials):
          """Opens a secure port for accepting RPCs.
  
          This method may only be called before starting the server.
  
          Args:
            address: The address for which to open a port.
              if the port is 0, or not specified in the address, then gRPC
              runtime will choose a port.
            server_credentials: A ServerCredentials object.
  
          Returns:
            An integer port on which server will accept RPC requests.
          """
          raise NotImplementedError()
function_tokens: def add_secure_port ( self , address , server_credentials ) : raise NotImplementedError ( )