Method undefine_alias

IPython/core/alias.py:252–256

(self, name)

        return self.get_alias(name) is not None

    def undefine_alias(self, name):
        if self.is_alias(name):
            del self.linemagics[name]
        else:
            raise ValueError('%s is not an alias' % name)

    def clear_aliases(self):
        for name, _ in self.aliases: