generator.py 文件源码

def _validate_max_length(self, proposal):
        if not len(proposal['value']) == self._npoints:
            raise t.TraitError(
                'len({class_name}().{trait_name}) must be equal to {class_name}().nsegments + 1. Proposed {trait_name} is {proposal}'.format(
                    class_name=proposal['owner'].__class__.__name__,
                    trait_name=proposal['trait'].name,
                    proposal=proposal['value']
                )
            )

        return proposal['value']