parameters: (self)
return_statement: return self._ip == 1 and getattr(self, '_prefixlen', 128) == 128
docstring: Test if the address is a loopback address.
  
          Returns:
              A boolean, True if the address is a loopback address as defined in
              RFC 2373 2.5.3.
docstring_summary: Test if the address is a loopback address.
docstring_tokens: Test if the address is a loopback address .
function: def is_loopback(self):
          """Test if the address is a loopback address.
  
          Returns:
              A boolean, True if the address is a loopback address as defined in
              RFC 2373 2.5.3.
  
          """
          return self._ip == 1 and getattr(self, '_prefixlen', 128) == 128
function_tokens: def is_loopback ( self ) : return self . _ip == 1 and getattr ( self , '_prefixlen' , 128 ) == 128