def default(self):
        """Default value of the property"""
        prop_def = getattr(self, '_default', utils.undefined)
        for prop in self.props:
            if prop.default is utils.undefined:
                continue
            if prop_def is utils.undefined:
                prop_def = prop.default
                break
        return prop_def
def default ( self ) : prop_def = getattr ( self , '_default' , utils . undefined ) for prop in self . props : if prop . default is utils . undefined : continue if prop_def is utils . undefined : prop_def = prop . default break return prop_def
Default value of the property