parameters: (self)
return_statement: return self.owner is not None
docstring: Determines if the planet has an owner.
          :return: True if owned, False otherwise
          :rtype: bool
docstring_summary: Determines if the planet has an owner.
          :return: True if owned, False otherwise
          :rtype: bool
docstring_tokens: Determines if the planet has an owner . : return : True if owned False otherwise : rtype : bool
function: def is_owned(self):
          """
          Determines if the planet has an owner.
          :return: True if owned, False otherwise
          :rtype: bool
          """
          return self.owner is not None
function_tokens: def is_owned ( self ) : return self . owner is not None