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db.models.Func.arity

arity

New in Django 1.10.

A class attribute that denotes the number of arguments the function accepts. If this attribute is set and the function is called with a different number of expressions, TypeError will be raised. Defaults to None.

Links:

https://docs.djangoproject.com/en/1.10/ref/models/expressions/#django.db.models.Func.arity

doc_Django

2016-10-09 18:35:41

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