(self, long_option)
return long_option in self.option_index
Return true if the option table for this parser has an
        option with long name 'long_option'.
Return true if the option table for this parser has an
        option with long name 'long_option'.
Return true if the option table for this parser has an option with long name long_option .
def has_option(self, long_option):
        """Return true if the option table for this parser has an
        option with long name 'long_option'."""
        return long_option in self.option_index
def has_option ( self , long_option ) : return long_option in self . option_index