field=oscar.models.fields.autoslugfield.AutoSlugField(populate_from=b'name',validators=[django.core.validators.RegexValidator(regex=b'^[a-zA-Z_][0-9a-zA-Z_]*$',message="Code can only contain the letters a-z, A-Z, digits, and underscores, and can't start with a digit.")],editable=False,max_length=128,separator='_',blank=True,help_text='Code used for looking up this event programmatically',unique=True,verbose_name='Code'),