Created
November 8, 2016 19:15
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| from django.template import engines | |
| class ReprMixin(object): | |
| TEMPLATE = """<{{ class }}{% for field, value in fields_values %} | |
| {{ field }}={{ value }}{% endfor %}>""" | |
| def __repr__(self): | |
| django_engine = engines['django'] | |
| template = django_engine.from_string(self.TEMPLATE) | |
| fields = [field.name for field in self._meta.fields] | |
| values = [getattr(self, field) for field in fields] | |
| fields_values = zip(fields, values) | |
| context = { | |
| 'class': self.__class__.__name__, | |
| 'fields_values': fields_values, | |
| } | |
| return template.render(context=context) | |
| def __str__(self): | |
| return self.__repr__() | |
| # example | |
| # class Dish(ReprMixin, models.Model): | |
| # item = models.CharField(max_length=40, blank=False, null=False) | |
| # quantity = models.PositiveIntegerField() | |
| # >>> dish = dish.objects.first() | |
| # >>> print dish | |
| # <Dish | |
| # id=1 | |
| # item=bacon | |
| # quantity=2> |
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